Home / 84,577.36-126,877.98-34,664.68

Finding the Fourth Proportional to 84,577.36, 126,877.98 and 34,664.68

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Solution

The fourth proportional to 84,577.36, 126,877.98 and 34,664.68 is: 52,001.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,577.36 : 126,877.98 = 34,664.68 : x
  2. Step 2: Convert to fraction form
    84,577.36/126,877.98 = 34,664.68/x
  3. Step 3: Cross multiply
    84,577.36x = 126,877.98 × 34,664.68
  4. Step 4: Simplify right side
    84,577.36x = 4,398,184,575.75
  5. Step 5: Solve for x
    x = 4,398,184,575.75/84,577.36
  6. Step 6: Final answer
    x = 52,001.91

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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.