Home / 64,294.24-88,687.32-42,490.60

Finding the Fourth Proportional to 64,294.24, 88,687.32 and 42,490.60

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Solution

The fourth proportional to 64,294.24, 88,687.32 and 42,490.60 is: 58,611.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,294.24 : 88,687.32 = 42,490.60 : x
  2. Step 2: Convert to fraction form
    64,294.24/88,687.32 = 42,490.60/x
  3. Step 3: Cross multiply
    64,294.24x = 88,687.32 × 42,490.60
  4. Step 4: Simplify right side
    64,294.24x = 3,768,377,439.19
  5. Step 5: Solve for x
    x = 3,768,377,439.19/64,294.24
  6. Step 6: Final answer
    x = 58,611.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.