Home / 124,829.40-187,244.10-45,927.30

Finding the Fourth Proportional to 124,829.40, 187,244.10 and 45,927.30

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Solution

The fourth proportional to 124,829.40, 187,244.10 and 45,927.30 is: 68,890.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,829.40 : 187,244.10 = 45,927.30 : x
  2. Step 2: Convert to fraction form
    124,829.40/187,244.10 = 45,927.30/x
  3. Step 3: Cross multiply
    124,829.40x = 187,244.10 × 45,927.30
  4. Step 4: Simplify right side
    124,829.40x = 8,599,615,953.93
  5. Step 5: Solve for x
    x = 8,599,615,953.93/124,829.40
  6. Step 6: Final answer
    x = 68,890.95

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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.