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Finding the Fourth Proportional to 247,000.52, 340,860.45 and 133,823.27

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Solution

The fourth proportional to 247,000.52, 340,860.45 and 133,823.27 is: 184,675.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,000.52 : 340,860.45 = 133,823.27 : x
  2. Step 2: Convert to fraction form
    247,000.52/340,860.45 = 133,823.27/x
  3. Step 3: Cross multiply
    247,000.52x = 340,860.45 × 133,823.27
  4. Step 4: Simplify right side
    247,000.52x = 45,615,061,386.66
  5. Step 5: Solve for x
    x = 45,615,061,386.66/247,000.52
  6. Step 6: Final answer
    x = 184,675.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.