Home / 136,285.52-204,354.08-47,515.16

Finding the Fourth Proportional to 136,285.52, 204,354.08 and 47,515.16

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Solution

The fourth proportional to 136,285.52, 204,354.08 and 47,515.16 is: 71,246.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,285.52 : 204,354.08 = 47,515.16 : x
  2. Step 2: Convert to fraction form
    136,285.52/204,354.08 = 47,515.16/x
  3. Step 3: Cross multiply
    136,285.52x = 204,354.08 × 47,515.16
  4. Step 4: Simplify right side
    136,285.52x = 9,709,916,807.85
  5. Step 5: Solve for x
    x = 9,709,916,807.85/136,285.52
  6. Step 6: Final answer
    x = 71,246.87

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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.