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Finding the Fourth Proportional to 119,966.04, 179,774.04 and 67,478.04

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Solution

The fourth proportional to 119,966.04, 179,774.04 and 67,478.04 is: 101,118.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,966.04 : 179,774.04 = 67,478.04 : x
  2. Step 2: Convert to fraction form
    119,966.04/179,774.04 = 67,478.04/x
  3. Step 3: Cross multiply
    119,966.04x = 179,774.04 × 67,478.04
  4. Step 4: Simplify right side
    119,966.04x = 12,130,799,862.08
  5. Step 5: Solve for x
    x = 12,130,799,862.08/119,966.04
  6. Step 6: Final answer
    x = 101,118.62

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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.