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Finding the Fourth Proportional to 99,473.67, 149,210.51 and 32,895.92

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Solution

The fourth proportional to 99,473.67, 149,210.51 and 32,895.92 is: 49,343.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,473.67 : 149,210.51 = 32,895.92 : x
  2. Step 2: Convert to fraction form
    99,473.67/149,210.51 = 32,895.92/x
  3. Step 3: Cross multiply
    99,473.67x = 149,210.51 × 32,895.92
  4. Step 4: Simplify right side
    99,473.67x = 4,908,417,208.67
  5. Step 5: Solve for x
    x = 4,908,417,208.67/99,473.67
  6. Step 6: Final answer
    x = 49,343.88

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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.