Home / 178,340.08-267,545.10-66,021.16

Finding the Fourth Proportional to 178,340.08, 267,545.10 and 66,021.16

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Solution

The fourth proportional to 178,340.08, 267,545.10 and 66,021.16 is: 99,044.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,340.08 : 267,545.10 = 66,021.16 : x
  2. Step 2: Convert to fraction form
    178,340.08/267,545.10 = 66,021.16/x
  3. Step 3: Cross multiply
    178,340.08x = 267,545.10 × 66,021.16
  4. Step 4: Simplify right side
    178,340.08x = 17,663,637,854.32
  5. Step 5: Solve for x
    x = 17,663,637,854.32/178,340.08
  6. Step 6: Final answer
    x = 99,044.69

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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.