Home / 89,007.52-133,557.30-39,122.64

Finding the Fourth Proportional to 89,007.52, 133,557.30 and 39,122.64

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Solution

The fourth proportional to 89,007.52, 133,557.30 and 39,122.64 is: 58,704.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,007.52 : 133,557.30 = 39,122.64 : x
  2. Step 2: Convert to fraction form
    89,007.52/133,557.30 = 39,122.64/x
  3. Step 3: Cross multiply
    89,007.52x = 133,557.30 × 39,122.64
  4. Step 4: Simplify right side
    89,007.52x = 5,225,114,167.27
  5. Step 5: Solve for x
    x = 5,225,114,167.27/89,007.52
  6. Step 6: Final answer
    x = 58,704.19

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1.5x scale

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.