Home / 93,937.86-129,678.57-58,151.25

Finding the Fourth Proportional to 93,937.86, 129,678.57 and 58,151.25

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Solution

The fourth proportional to 93,937.86, 129,678.57 and 58,151.25 is: 80,276.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,937.86 : 129,678.57 = 58,151.25 : x
  2. Step 2: Convert to fraction form
    93,937.86/129,678.57 = 58,151.25/x
  3. Step 3: Cross multiply
    93,937.86x = 129,678.57 × 58,151.25
  4. Step 4: Simplify right side
    93,937.86x = 7,540,970,943.71
  5. Step 5: Solve for x
    x = 7,540,970,943.71/93,937.86
  6. Step 6: Final answer
    x = 80,276.16

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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.