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Finding the Fourth Proportional to 97,059.92, 133,915.77 and 58,287.74

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Solution

The fourth proportional to 97,059.92, 133,915.77 and 58,287.74 is: 80,420.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,059.92 : 133,915.77 = 58,287.74 : x
  2. Step 2: Convert to fraction form
    97,059.92/133,915.77 = 58,287.74/x
  3. Step 3: Cross multiply
    97,059.92x = 133,915.77 × 58,287.74
  4. Step 4: Simplify right side
    97,059.92x = 7,805,646,914.08
  5. Step 5: Solve for x
    x = 7,805,646,914.08/97,059.92
  6. Step 6: Final answer
    x = 80,420.91

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1.5x scale

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.