Home / 58,981.20-88,644.60-57,944.40

Finding the Fourth Proportional to 58,981.20, 88,644.60 and 57,944.40

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Solution

The fourth proportional to 58,981.20, 88,644.60 and 57,944.40 is: 87,086.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,981.20 : 88,644.60 = 57,944.40 : x
  2. Step 2: Convert to fraction form
    58,981.20/88,644.60 = 57,944.40/x
  3. Step 3: Cross multiply
    58,981.20x = 88,644.60 × 57,944.40
  4. Step 4: Simplify right side
    58,981.20x = 5,136,458,160.24
  5. Step 5: Solve for x
    x = 5,136,458,160.24/58,981.20
  6. Step 6: Final answer
    x = 87,086.36

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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.