Home / 112,754,913.96-155,623,603.41-73,528,589.64

Finding the Fourth Proportional to 112,754,913.96, 155,623,603.41 and 73,528,589.64

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Solution

The fourth proportional to 112,754,913.96, 155,623,603.41 and 73,528,589.64 is: 101,483,684.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,754,913.96 : 155,623,603.41 = 73,528,589.64 : x
  2. Step 2: Convert to fraction form
    112,754,913.96/155,623,603.41 = 73,528,589.64/x
  3. Step 3: Cross multiply
    112,754,913.96x = 155,623,603.41 × 73,528,589.64
  4. Step 4: Simplify right side
    112,754,913.96x = 11,442,784,073,431,994
  5. Step 5: Solve for x
    x = 11,442,784,073,431,994/112,754,913.96
  6. Step 6: Final answer
    x = 101,483,684.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.