Home / 47,934.60-71,547.03-44,979.72

Finding the Fourth Proportional to 47,934.60, 71,547.03 and 44,979.72

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Solution

The fourth proportional to 47,934.60, 71,547.03 and 44,979.72 is: 67,136.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,934.60 : 71,547.03 = 44,979.72 : x
  2. Step 2: Convert to fraction form
    47,934.60/71,547.03 = 44,979.72/x
  3. Step 3: Cross multiply
    47,934.60x = 71,547.03 × 44,979.72
  4. Step 4: Simplify right side
    47,934.60x = 3,218,165,376.23
  5. Step 5: Solve for x
    x = 3,218,165,376.23/47,934.60
  6. Step 6: Final answer
    x = 67,136.59

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.