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Finding the Fourth Proportional to 73,352.64, 110,065.32 and 29,011.20

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Solution

The fourth proportional to 73,352.64, 110,065.32 and 29,011.20 is: 43,531.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,352.64 : 110,065.32 = 29,011.20 : x
  2. Step 2: Convert to fraction form
    73,352.64/110,065.32 = 29,011.20/x
  3. Step 3: Cross multiply
    73,352.64x = 110,065.32 × 29,011.20
  4. Step 4: Simplify right side
    73,352.64x = 3,193,127,011.58
  5. Step 5: Solve for x
    x = 3,193,127,011.58/73,352.64
  6. Step 6: Final answer
    x = 43,531.18

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1.5x scale

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.