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Finding the Fourth Proportional to 247,713.30, 371,497.02 and 70,235.82

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Solution

The fourth proportional to 247,713.30, 371,497.02 and 70,235.82 is: 105,333.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,713.30 : 371,497.02 = 70,235.82 : x
  2. Step 2: Convert to fraction form
    247,713.30/371,497.02 = 70,235.82/x
  3. Step 3: Cross multiply
    247,713.30x = 371,497.02 × 70,235.82
  4. Step 4: Simplify right side
    247,713.30x = 26,092,397,827.26
  5. Step 5: Solve for x
    x = 26,092,397,827.26/247,713.30
  6. Step 6: Final answer
    x = 105,333.05

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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.