Home / 78,946.70-108,934.55-44,956.47

Finding the Fourth Proportional to 78,946.70, 108,934.55 and 44,956.47

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Solution

The fourth proportional to 78,946.70, 108,934.55 and 44,956.47 is: 62,033.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,946.70 : 108,934.55 = 44,956.47 : x
  2. Step 2: Convert to fraction form
    78,946.70/108,934.55 = 44,956.47/x
  3. Step 3: Cross multiply
    78,946.70x = 108,934.55 × 44,956.47
  4. Step 4: Simplify right side
    78,946.70x = 4,897,312,829.04
  5. Step 5: Solve for x
    x = 4,897,312,829.04/78,946.70
  6. Step 6: Final answer
    x = 62,033.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.