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Finding the Fourth Proportional to 247,332.52, 370,748.34 and 97,678.33

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Solution

The fourth proportional to 247,332.52, 370,748.34 and 97,678.33 is: 146,418.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,332.52 : 370,748.34 = 97,678.33 : x
  2. Step 2: Convert to fraction form
    247,332.52/370,748.34 = 97,678.33/x
  3. Step 3: Cross multiply
    247,332.52x = 370,748.34 × 97,678.33
  4. Step 4: Simplify right side
    247,332.52x = 36,214,078,701.47
  5. Step 5: Solve for x
    x = 36,214,078,701.47/247,332.52
  6. Step 6: Final answer
    x = 146,418.59

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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.