Home / 247,928.17-342,138.32-134,750.11

Finding the Fourth Proportional to 247,928.17, 342,138.32 and 134,750.11

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Solution

The fourth proportional to 247,928.17, 342,138.32 and 134,750.11 is: 185,953.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,928.17 : 342,138.32 = 134,750.11 : x
  2. Step 2: Convert to fraction form
    247,928.17/342,138.32 = 134,750.11/x
  3. Step 3: Cross multiply
    247,928.17x = 342,138.32 × 134,750.11
  4. Step 4: Simplify right side
    247,928.17x = 46,103,175,581.46
  5. Step 5: Solve for x
    x = 46,103,175,581.46/247,928.17
  6. Step 6: Final answer
    x = 185,953.76

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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.