Home / 98,712.15-148,059.05-27,641.22

Finding the Fourth Proportional to 98,712.15, 148,059.05 and 27,641.22

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Solution

The fourth proportional to 98,712.15, 148,059.05 and 27,641.22 is: 41,459.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,712.15 : 148,059.05 = 27,641.22 : x
  2. Step 2: Convert to fraction form
    98,712.15/148,059.05 = 27,641.22/x
  3. Step 3: Cross multiply
    98,712.15x = 148,059.05 × 27,641.22
  4. Step 4: Simplify right side
    98,712.15x = 4,092,532,635.83
  5. Step 5: Solve for x
    x = 4,092,532,635.83/98,712.15
  6. Step 6: Final answer
    x = 41,459.26

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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.