Home / 124,907.60-187,195.06-45,948.80

Finding the Fourth Proportional to 124,907.60, 187,195.06 and 45,948.80

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Solution

The fourth proportional to 124,907.60, 187,195.06 and 45,948.80 is: 68,862.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,907.60 : 187,195.06 = 45,948.80 : x
  2. Step 2: Convert to fraction form
    124,907.60/187,195.06 = 45,948.80/x
  3. Step 3: Cross multiply
    124,907.60x = 187,195.06 × 45,948.80
  4. Step 4: Simplify right side
    124,907.60x = 8,601,388,372.93
  5. Step 5: Solve for x
    x = 8,601,388,372.93/124,907.60
  6. Step 6: Final answer
    x = 68,862.01

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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.