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Finding the Fourth Proportional to 119,129.58, 178,698.66 and 59,933.04

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Solution

The fourth proportional to 119,129.58, 178,698.66 and 59,933.04 is: 89,901.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,129.58 : 178,698.66 = 59,933.04 : x
  2. Step 2: Convert to fraction form
    119,129.58/178,698.66 = 59,933.04/x
  3. Step 3: Cross multiply
    119,129.58x = 178,698.66 × 59,933.04
  4. Step 4: Simplify right side
    119,129.58x = 10,709,953,937.73
  5. Step 5: Solve for x
    x = 10,709,953,937.73/119,129.58
  6. Step 6: Final answer
    x = 89,901.72

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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.