Home / 48,315.72-67,122.12-47,883.18

Finding the Fourth Proportional to 48,315.72, 67,122.12 and 47,883.18

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Solution

The fourth proportional to 48,315.72, 67,122.12 and 47,883.18 is: 66,521.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,315.72 : 67,122.12 = 47,883.18 : x
  2. Step 2: Convert to fraction form
    48,315.72/67,122.12 = 47,883.18/x
  3. Step 3: Cross multiply
    48,315.72x = 67,122.12 × 47,883.18
  4. Step 4: Simplify right side
    48,315.72x = 3,214,020,553.94
  5. Step 5: Solve for x
    x = 3,214,020,553.94/48,315.72
  6. Step 6: Final answer
    x = 66,521.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.