Home / 94,843.25-142,264.89-28,330.10

Finding the Fourth Proportional to 94,843.25, 142,264.89 and 28,330.10

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Solution

The fourth proportional to 94,843.25, 142,264.89 and 28,330.10 is: 42,495.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,843.25 : 142,264.89 = 28,330.10 : x
  2. Step 2: Convert to fraction form
    94,843.25/142,264.89 = 28,330.10/x
  3. Step 3: Cross multiply
    94,843.25x = 142,264.89 × 28,330.10
  4. Step 4: Simplify right side
    94,843.25x = 4,030,378,560.19
  5. Step 5: Solve for x
    x = 4,030,378,560.19/94,843.25
  6. Step 6: Final answer
    x = 42,495.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.