Home / 89,521.66-134,161.53-34,087.42

Finding the Fourth Proportional to 89,521.66, 134,161.53 and 34,087.42

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Solution

The fourth proportional to 89,521.66, 134,161.53 and 34,087.42 is: 51,085.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,521.66 : 134,161.53 = 34,087.42 : x
  2. Step 2: Convert to fraction form
    89,521.66/134,161.53 = 34,087.42/x
  3. Step 3: Cross multiply
    89,521.66x = 134,161.53 × 34,087.42
  4. Step 4: Simplify right side
    89,521.66x = 4,573,220,420.95
  5. Step 5: Solve for x
    x = 4,573,220,420.95/89,521.66
  6. Step 6: Final answer
    x = 51,085.07

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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.