Home / 60,134.50-82,985.34-34,631.56

Finding the Fourth Proportional to 60,134.50, 82,985.34 and 34,631.56

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Solution

The fourth proportional to 60,134.50, 82,985.34 and 34,631.56 is: 47,791.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,134.50 : 82,985.34 = 34,631.56 : x
  2. Step 2: Convert to fraction form
    60,134.50/82,985.34 = 34,631.56/x
  3. Step 3: Cross multiply
    60,134.50x = 82,985.34 × 34,631.56
  4. Step 4: Simplify right side
    60,134.50x = 2,873,911,781.33
  5. Step 5: Solve for x
    x = 2,873,911,781.33/60,134.50
  6. Step 6: Final answer
    x = 47,791.40

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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.