Home / 114,271.90-157,642.86-73,998.64

Finding the Fourth Proportional to 114,271.90, 157,642.86 and 73,998.64

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Solution

The fourth proportional to 114,271.90, 157,642.86 and 73,998.64 is: 102,084.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,271.90 : 157,642.86 = 73,998.64 : x
  2. Step 2: Convert to fraction form
    114,271.90/157,642.86 = 73,998.64/x
  3. Step 3: Cross multiply
    114,271.90x = 157,642.86 × 73,998.64
  4. Step 4: Simplify right side
    114,271.90x = 11,665,357,245.71
  5. Step 5: Solve for x
    x = 11,665,357,245.71/114,271.90
  6. Step 6: Final answer
    x = 102,084.22

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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.