Home / 247,515.75-341,572.65-134,338.50

Finding the Fourth Proportional to 247,515.75, 341,572.65 and 134,338.50

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Solution

The fourth proportional to 247,515.75, 341,572.65 and 134,338.50 is: 185,387.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,515.75 : 341,572.65 = 134,338.50 : x
  2. Step 2: Convert to fraction form
    247,515.75/341,572.65 = 134,338.50/x
  3. Step 3: Cross multiply
    247,515.75x = 341,572.65 × 134,338.50
  4. Step 4: Simplify right side
    247,515.75x = 45,886,356,938.26
  5. Step 5: Solve for x
    x = 45,886,356,938.26/247,515.75
  6. Step 6: Final answer
    x = 185,387.62

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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.