Home / 247,972.64-342,200.61-134,795.39

Finding the Fourth Proportional to 247,972.64, 342,200.61 and 134,795.39

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Solution

The fourth proportional to 247,972.64, 342,200.61 and 134,795.39 is: 186,016.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,972.64 : 342,200.61 = 134,795.39 : x
  2. Step 2: Convert to fraction form
    247,972.64/342,200.61 = 134,795.39/x
  3. Step 3: Cross multiply
    247,972.64x = 342,200.61 × 134,795.39
  4. Step 4: Simplify right side
    247,972.64x = 46,127,062,972.18
  5. Step 5: Solve for x
    x = 46,127,062,972.18/247,972.64
  6. Step 6: Final answer
    x = 186,016.75

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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.