Home / 94,558.40-141,837.60-28,008.80

Finding the Fourth Proportional to 94,558.40, 141,837.60 and 28,008.80

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Solution

The fourth proportional to 94,558.40, 141,837.60 and 28,008.80 is: 42,013.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,558.40 : 141,837.60 = 28,008.80 : x
  2. Step 2: Convert to fraction form
    94,558.40/141,837.60 = 28,008.80/x
  3. Step 3: Cross multiply
    94,558.40x = 141,837.60 × 28,008.80
  4. Step 4: Simplify right side
    94,558.40x = 3,972,700,970.88
  5. Step 5: Solve for x
    x = 3,972,700,970.88/94,558.40
  6. Step 6: Final answer
    x = 42,013.20

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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.