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Finding the Fourth Proportional to 349,410.65, 524,127.61 and 96,669.96

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Solution

The fourth proportional to 349,410.65, 524,127.61 and 96,669.96 is: 145,008.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,410.65 : 524,127.61 = 96,669.96 : x
  2. Step 2: Convert to fraction form
    349,410.65/524,127.61 = 96,669.96/x
  3. Step 3: Cross multiply
    349,410.65x = 524,127.61 × 96,669.96
  4. Step 4: Simplify right side
    349,410.65x = 50,667,393,248.95
  5. Step 5: Solve for x
    x = 50,667,393,248.95/349,410.65
  6. Step 6: Final answer
    x = 145,008.16

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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.