Home / 98,151.30-147,445.65-94,166.10

Finding the Fourth Proportional to 98,151.30, 147,445.65 and 94,166.10

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Solution

The fourth proportional to 98,151.30, 147,445.65 and 94,166.10 is: 141,458.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,151.30 : 147,445.65 = 94,166.10 : x
  2. Step 2: Convert to fraction form
    98,151.30/147,445.65 = 94,166.10/x
  3. Step 3: Cross multiply
    98,151.30x = 147,445.65 × 94,166.10
  4. Step 4: Simplify right side
    98,151.30x = 13,884,381,822.47
  5. Step 5: Solve for x
    x = 13,884,381,822.47/98,151.30
  6. Step 6: Final answer
    x = 141,458.97

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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.