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Finding the Fourth Proportional to 110,352.67, 152,276.17 and 61,943.51

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Solution

The fourth proportional to 110,352.67, 152,276.17 and 61,943.51 is: 85,476.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,352.67 : 152,276.17 = 61,943.51 : x
  2. Step 2: Convert to fraction form
    110,352.67/152,276.17 = 61,943.51/x
  3. Step 3: Cross multiply
    110,352.67x = 152,276.17 × 61,943.51
  4. Step 4: Simplify right side
    110,352.67x = 9,432,520,459.16
  5. Step 5: Solve for x
    x = 9,432,520,459.16/110,352.67
  6. Step 6: Final answer
    x = 85,476.14

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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.