Home / 84,548.07-126,841.55-25,384.86

Finding the Fourth Proportional to 84,548.07, 126,841.55 and 25,384.86

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Solution

The fourth proportional to 84,548.07, 126,841.55 and 25,384.86 is: 38,083.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,548.07 : 126,841.55 = 25,384.86 : x
  2. Step 2: Convert to fraction form
    84,548.07/126,841.55 = 25,384.86/x
  3. Step 3: Cross multiply
    84,548.07x = 126,841.55 × 25,384.86
  4. Step 4: Simplify right side
    84,548.07x = 3,219,854,862.01
  5. Step 5: Solve for x
    x = 3,219,854,862.01/84,548.07
  6. Step 6: Final answer
    x = 38,083.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.