Home / 247,872.07-342,068.52-134,702.11

Finding the Fourth Proportional to 247,872.07, 342,068.52 and 134,702.11

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Solution

The fourth proportional to 247,872.07, 342,068.52 and 134,702.11 is: 185,891.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,872.07 : 342,068.52 = 134,702.11 : x
  2. Step 2: Convert to fraction form
    247,872.07/342,068.52 = 134,702.11/x
  3. Step 3: Cross multiply
    247,872.07x = 342,068.52 × 134,702.11
  4. Step 4: Simplify right side
    247,872.07x = 46,077,351,408.58
  5. Step 5: Solve for x
    x = 46,077,351,408.58/247,872.07
  6. Step 6: Final answer
    x = 185,891.66

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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.