Home / 119,280.28-178,949.74-59,337.04

Finding the Fourth Proportional to 119,280.28, 178,949.74 and 59,337.04

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Solution

The fourth proportional to 119,280.28, 178,949.74 and 59,337.04 is: 89,020.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,280.28 : 178,949.74 = 59,337.04 : x
  2. Step 2: Convert to fraction form
    119,280.28/178,949.74 = 59,337.04/x
  3. Step 3: Cross multiply
    119,280.28x = 178,949.74 × 59,337.04
  4. Step 4: Simplify right side
    119,280.28x = 10,618,347,880.37
  5. Step 5: Solve for x
    x = 10,618,347,880.37/119,280.28
  6. Step 6: Final answer
    x = 89,020.15

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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.