Home / 84,587.18-126,841.04-49,058.60

Finding the Fourth Proportional to 84,587.18, 126,841.04 and 49,058.60

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Solution

The fourth proportional to 84,587.18, 126,841.04 and 49,058.60 is: 73,564.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,587.18 : 126,841.04 = 49,058.60 : x
  2. Step 2: Convert to fraction form
    84,587.18/126,841.04 = 49,058.60/x
  3. Step 3: Cross multiply
    84,587.18x = 126,841.04 × 49,058.60
  4. Step 4: Simplify right side
    84,587.18x = 6,222,643,844.94
  5. Step 5: Solve for x
    x = 6,222,643,844.94/84,587.18
  6. Step 6: Final answer
    x = 73,564.86

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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.