Home / 110,521.08-152,539.02-65,196.36

Finding the Fourth Proportional to 110,521.08, 152,539.02 and 65,196.36

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Solution

The fourth proportional to 110,521.08, 152,539.02 and 65,196.36 is: 89,982.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,521.08 : 152,539.02 = 65,196.36 : x
  2. Step 2: Convert to fraction form
    110,521.08/152,539.02 = 65,196.36/x
  3. Step 3: Cross multiply
    110,521.08x = 152,539.02 × 65,196.36
  4. Step 4: Simplify right side
    110,521.08x = 9,944,988,861.97
  5. Step 5: Solve for x
    x = 9,944,988,861.97/110,521.08
  6. Step 6: Final answer
    x = 89,982.73

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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.