Home / 94,823.60-142,255.20-31,641.20

Finding the Fourth Proportional to 94,823.60, 142,255.20 and 31,641.20

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Solution

The fourth proportional to 94,823.60, 142,255.20 and 31,641.20 is: 47,468.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,823.60 : 142,255.20 = 31,641.20 : x
  2. Step 2: Convert to fraction form
    94,823.60/142,255.20 = 31,641.20/x
  3. Step 3: Cross multiply
    94,823.60x = 142,255.20 × 31,641.20
  4. Step 4: Simplify right side
    94,823.60x = 4,501,125,234.24
  5. Step 5: Solve for x
    x = 4,501,125,234.24/94,823.60
  6. Step 6: Final answer
    x = 47,468.41

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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.