Home / 127,377.90-191,068.65-48,496.44

Finding the Fourth Proportional to 127,377.90, 191,068.65 and 48,496.44

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Solution

The fourth proportional to 127,377.90, 191,068.65 and 48,496.44 is: 72,745.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,377.90 : 191,068.65 = 48,496.44 : x
  2. Step 2: Convert to fraction form
    127,377.90/191,068.65 = 48,496.44/x
  3. Step 3: Cross multiply
    127,377.90x = 191,068.65 × 48,496.44
  4. Step 4: Simplify right side
    127,377.90x = 9,266,149,320.61
  5. Step 5: Solve for x
    x = 9,266,149,320.61/127,377.90
  6. Step 6: Final answer
    x = 72,745.35

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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.