Home / 110,305.29-152,231.60-64,997.34

Finding the Fourth Proportional to 110,305.29, 152,231.60 and 64,997.34

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Solution

The fourth proportional to 110,305.29, 152,231.60 and 64,997.34 is: 89,702.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,305.29 : 152,231.60 = 64,997.34 : x
  2. Step 2: Convert to fraction form
    110,305.29/152,231.60 = 64,997.34/x
  3. Step 3: Cross multiply
    110,305.29x = 152,231.60 × 64,997.34
  4. Step 4: Simplify right side
    110,305.29x = 9,894,648,655.57
  5. Step 5: Solve for x
    x = 9,894,648,655.57/110,305.29
  6. Step 6: Final answer
    x = 89,702.39

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1.5x scale

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.