Home / 109,082.16-163,360.80-62,192.88

Finding the Fourth Proportional to 109,082.16, 163,360.80 and 62,192.88

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Solution

The fourth proportional to 109,082.16, 163,360.80 and 62,192.88 is: 93,139.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,082.16 : 163,360.80 = 62,192.88 : x
  2. Step 2: Convert to fraction form
    109,082.16/163,360.80 = 62,192.88/x
  3. Step 3: Cross multiply
    109,082.16x = 163,360.80 × 62,192.88
  4. Step 4: Simplify right side
    109,082.16x = 10,159,878,631.10
  5. Step 5: Solve for x
    x = 10,159,878,631.10/109,082.16
  6. Step 6: Final answer
    x = 93,139.69

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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.