Home / 94,641.89-141,992.40-28,082.35

Finding the Fourth Proportional to 94,641.89, 141,992.40 and 28,082.35

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Solution

The fourth proportional to 94,641.89, 141,992.40 and 28,082.35 is: 42,132.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,641.89 : 141,992.40 = 28,082.35 : x
  2. Step 2: Convert to fraction form
    94,641.89/141,992.40 = 28,082.35/x
  3. Step 3: Cross multiply
    94,641.89x = 141,992.40 × 28,082.35
  4. Step 4: Simplify right side
    94,641.89x = 3,987,480,274.14
  5. Step 5: Solve for x
    x = 3,987,480,274.14/94,641.89
  6. Step 6: Final answer
    x = 42,132.30

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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.