Home / 89,372.16-133,937.28-33,937.92

Finding the Fourth Proportional to 89,372.16, 133,937.28 and 33,937.92

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Solution

The fourth proportional to 89,372.16, 133,937.28 and 33,937.92 is: 50,860.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,372.16 : 133,937.28 = 33,937.92 : x
  2. Step 2: Convert to fraction form
    89,372.16/133,937.28 = 33,937.92/x
  3. Step 3: Cross multiply
    89,372.16x = 133,937.28 × 33,937.92
  4. Step 4: Simplify right side
    89,372.16x = 4,545,552,693.66
  5. Step 5: Solve for x
    x = 4,545,552,693.66/89,372.16
  6. Step 6: Final answer
    x = 50,860.95

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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.