Home / 117,103.59-175,637.16-38,200.28

Finding the Fourth Proportional to 117,103.59, 175,637.16 and 38,200.28

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Solution

The fourth proportional to 117,103.59, 175,637.16 and 38,200.28 is: 57,294.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,103.59 : 175,637.16 = 38,200.28 : x
  2. Step 2: Convert to fraction form
    117,103.59/175,637.16 = 38,200.28/x
  3. Step 3: Cross multiply
    117,103.59x = 175,637.16 × 38,200.28
  4. Step 4: Simplify right side
    117,103.59x = 6,709,387,812.22
  5. Step 5: Solve for x
    x = 6,709,387,812.22/117,103.59
  6. Step 6: Final answer
    x = 57,294.47

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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.