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Finding the Fourth Proportional to 110,884.10, 153,020.12 and 59,896.83

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Solution

The fourth proportional to 110,884.10, 153,020.12 and 59,896.83 is: 82,657.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,884.10 : 153,020.12 = 59,896.83 : x
  2. Step 2: Convert to fraction form
    110,884.10/153,020.12 = 59,896.83/x
  3. Step 3: Cross multiply
    110,884.10x = 153,020.12 × 59,896.83
  4. Step 4: Simplify right side
    110,884.10x = 9,165,420,263.96
  5. Step 5: Solve for x
    x = 9,165,420,263.96/110,884.10
  6. Step 6: Final answer
    x = 82,657.66

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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.