Home / 89,040.20-133,560.30-59,248.40

Finding the Fourth Proportional to 89,040.20, 133,560.30 and 59,248.40

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Solution

The fourth proportional to 89,040.20, 133,560.30 and 59,248.40 is: 88,872.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,040.20 : 133,560.30 = 59,248.40 : x
  2. Step 2: Convert to fraction form
    89,040.20/133,560.30 = 59,248.40/x
  3. Step 3: Cross multiply
    89,040.20x = 133,560.30 × 59,248.40
  4. Step 4: Simplify right side
    89,040.20x = 7,913,234,078.52
  5. Step 5: Solve for x
    x = 7,913,234,078.52/89,040.20
  6. Step 6: Final answer
    x = 88,872.60

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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.