Home / 61,282.62-84,572.20-34,424.54

Finding the Fourth Proportional to 61,282.62, 84,572.20 and 34,424.54

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Solution

The fourth proportional to 61,282.62, 84,572.20 and 34,424.54 is: 47,507.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,282.62 : 84,572.20 = 34,424.54 : x
  2. Step 2: Convert to fraction form
    61,282.62/84,572.20 = 34,424.54/x
  3. Step 3: Cross multiply
    61,282.62x = 84,572.20 × 34,424.54
  4. Step 4: Simplify right side
    61,282.62x = 2,911,359,081.79
  5. Step 5: Solve for x
    x = 2,911,359,081.79/61,282.62
  6. Step 6: Final answer
    x = 47,507.09

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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.