Home / 247,498.03-341,551.38-134,320.78

Finding the Fourth Proportional to 247,498.03, 341,551.38 and 134,320.78

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Solution

The fourth proportional to 247,498.03, 341,551.38 and 134,320.78 is: 185,364.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,498.03 : 341,551.38 = 134,320.78 : x
  2. Step 2: Convert to fraction form
    247,498.03/341,551.38 = 134,320.78/x
  3. Step 3: Cross multiply
    247,498.03x = 341,551.38 × 134,320.78
  4. Step 4: Simplify right side
    247,498.03x = 45,877,448,702.32
  5. Step 5: Solve for x
    x = 45,877,448,702.32/247,498.03
  6. Step 6: Final answer
    x = 185,364.90

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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.