Home / 48,138.15-72,242.70-22,837.74

Finding the Fourth Proportional to 48,138.15, 72,242.70 and 22,837.74

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Solution

The fourth proportional to 48,138.15, 72,242.70 and 22,837.74 is: 34,273.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,138.15 : 72,242.70 = 22,837.74 : x
  2. Step 2: Convert to fraction form
    48,138.15/72,242.70 = 22,837.74/x
  3. Step 3: Cross multiply
    48,138.15x = 72,242.70 × 22,837.74
  4. Step 4: Simplify right side
    48,138.15x = 1,649,859,999.50
  5. Step 5: Solve for x
    x = 1,649,859,999.50/48,138.15
  6. Step 6: Final answer
    x = 34,273.44

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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.