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Finding the Fourth Proportional to 96,590.76, 133,282.56 and 53,569.74

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Solution

The fourth proportional to 96,590.76, 133,282.56 and 53,569.74 is: 73,919.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,590.76 : 133,282.56 = 53,569.74 : x
  2. Step 2: Convert to fraction form
    96,590.76/133,282.56 = 53,569.74/x
  3. Step 3: Cross multiply
    96,590.76x = 133,282.56 × 53,569.74
  4. Step 4: Simplify right side
    96,590.76x = 7,139,912,085.73
  5. Step 5: Solve for x
    x = 7,139,912,085.73/96,590.76
  6. Step 6: Final answer
    x = 73,919.20

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1.5x scale

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.