Home / 94,381.28-141,455.28-47,647.52

Finding the Fourth Proportional to 94,381.28, 141,455.28 and 47,647.52

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Solution

The fourth proportional to 94,381.28, 141,455.28 and 47,647.52 is: 71,412.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,381.28 : 141,455.28 = 47,647.52 : x
  2. Step 2: Convert to fraction form
    94,381.28/141,455.28 = 47,647.52/x
  3. Step 3: Cross multiply
    94,381.28x = 141,455.28 × 47,647.52
  4. Step 4: Simplify right side
    94,381.28x = 6,739,993,282.91
  5. Step 5: Solve for x
    x = 6,739,993,282.91/94,381.28
  6. Step 6: Final answer
    x = 71,412.40

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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.