Home / 124,918.40-187,377.60-122,002.40

Finding the Fourth Proportional to 124,918.40, 187,377.60 and 122,002.40

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Solution

The fourth proportional to 124,918.40, 187,377.60 and 122,002.40 is: 183,003.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,918.40 : 187,377.60 = 122,002.40 : x
  2. Step 2: Convert to fraction form
    124,918.40/187,377.60 = 122,002.40/x
  3. Step 3: Cross multiply
    124,918.40x = 187,377.60 × 122,002.40
  4. Step 4: Simplify right side
    124,918.40x = 22,860,516,906.24
  5. Step 5: Solve for x
    x = 22,860,516,906.24/124,918.40
  6. Step 6: Final answer
    x = 183,003.60

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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.