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Finding the Fourth Proportional to 247,750.84, 341,895.90 and 134,572.78

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Solution

The fourth proportional to 247,750.84, 341,895.90 and 134,572.78 is: 185,710.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,750.84 : 341,895.90 = 134,572.78 : x
  2. Step 2: Convert to fraction form
    247,750.84/341,895.90 = 134,572.78/x
  3. Step 3: Cross multiply
    247,750.84x = 341,895.90 × 134,572.78
  4. Step 4: Simplify right side
    247,750.84x = 46,009,881,733.60
  5. Step 5: Solve for x
    x = 46,009,881,733.60/247,750.84
  6. Step 6: Final answer
    x = 185,710.30

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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.