Home / 89,927.01-124,106.15-49,648.53

Finding the Fourth Proportional to 89,927.01, 124,106.15 and 49,648.53

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Solution

The fourth proportional to 89,927.01, 124,106.15 and 49,648.53 is: 68,518.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,927.01 : 124,106.15 = 49,648.53 : x
  2. Step 2: Convert to fraction form
    89,927.01/124,106.15 = 49,648.53/x
  3. Step 3: Cross multiply
    89,927.01x = 124,106.15 × 49,648.53
  4. Step 4: Simplify right side
    89,927.01x = 6,161,687,663.22
  5. Step 5: Solve for x
    x = 6,161,687,663.22/89,927.01
  6. Step 6: Final answer
    x = 68,518.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.