Home / 131,702.32-197,323.56-109,657.52

Finding the Fourth Proportional to 131,702.32, 197,323.56 and 109,657.52

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Solution

The fourth proportional to 131,702.32, 197,323.56 and 109,657.52 is: 164,294.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,702.32 : 197,323.56 = 109,657.52 : x
  2. Step 2: Convert to fraction form
    131,702.32/197,323.56 = 109,657.52/x
  3. Step 3: Cross multiply
    131,702.32x = 197,323.56 × 109,657.52
  4. Step 4: Simplify right side
    131,702.32x = 21,638,012,227.17
  5. Step 5: Solve for x
    x = 21,638,012,227.17/131,702.32
  6. Step 6: Final answer
    x = 164,294.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.