Home / 89,399.35-134,088.40-29,412.95

Finding the Fourth Proportional to 89,399.35, 134,088.40 and 29,412.95

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Solution

The fourth proportional to 89,399.35, 134,088.40 and 29,412.95 is: 44,115.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,399.35 : 134,088.40 = 29,412.95 : x
  2. Step 2: Convert to fraction form
    89,399.35/134,088.40 = 29,412.95/x
  3. Step 3: Cross multiply
    89,399.35x = 134,088.40 × 29,412.95
  4. Step 4: Simplify right side
    89,399.35x = 3,943,934,922.49
  5. Step 5: Solve for x
    x = 3,943,934,922.49/89,399.35
  6. Step 6: Final answer
    x = 44,115.93

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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.