Home / 98,331.86-147,366.02-92,033.30

Finding the Fourth Proportional to 98,331.86, 147,366.02 and 92,033.30

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Solution

The fourth proportional to 98,331.86, 147,366.02 and 92,033.30 is: 137,926.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,331.86 : 147,366.02 = 92,033.30 : x
  2. Step 2: Convert to fraction form
    98,331.86/147,366.02 = 92,033.30/x
  3. Step 3: Cross multiply
    98,331.86x = 147,366.02 × 92,033.30
  4. Step 4: Simplify right side
    98,331.86x = 13,562,581,128.47
  5. Step 5: Solve for x
    x = 13,562,581,128.47/98,331.86
  6. Step 6: Final answer
    x = 137,926.62

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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.