Home / 89,543.37-134,286.54-29,560.71

Finding the Fourth Proportional to 89,543.37, 134,286.54 and 29,560.71

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Solution

The fourth proportional to 89,543.37, 134,286.54 and 29,560.71 is: 44,331.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,543.37 : 134,286.54 = 29,560.71 : x
  2. Step 2: Convert to fraction form
    89,543.37/134,286.54 = 29,560.71/x
  3. Step 3: Cross multiply
    89,543.37x = 134,286.54 × 29,560.71
  4. Step 4: Simplify right side
    89,543.37x = 3,969,606,024.84
  5. Step 5: Solve for x
    x = 3,969,606,024.84/89,543.37
  6. Step 6: Final answer
    x = 44,331.66

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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.