Home / 89,358.48-134,040.60-42,616.08

Finding the Fourth Proportional to 89,358.48, 134,040.60 and 42,616.08

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Solution

The fourth proportional to 89,358.48, 134,040.60 and 42,616.08 is: 63,925.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,358.48 : 134,040.60 = 42,616.08 : x
  2. Step 2: Convert to fraction form
    89,358.48/134,040.60 = 42,616.08/x
  3. Step 3: Cross multiply
    89,358.48x = 134,040.60 × 42,616.08
  4. Step 4: Simplify right side
    89,358.48x = 5,712,284,932.85
  5. Step 5: Solve for x
    x = 5,712,284,932.85/89,358.48
  6. Step 6: Final answer
    x = 63,925.49

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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.