Home / 60,719.22-83,783.70-34,874.28

Finding the Fourth Proportional to 60,719.22, 83,783.70 and 34,874.28

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Solution

The fourth proportional to 60,719.22, 83,783.70 and 34,874.28 is: 48,121.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,719.22 : 83,783.70 = 34,874.28 : x
  2. Step 2: Convert to fraction form
    60,719.22/83,783.70 = 34,874.28/x
  3. Step 3: Cross multiply
    60,719.22x = 83,783.70 × 34,874.28
  4. Step 4: Simplify right side
    60,719.22x = 2,921,896,213.24
  5. Step 5: Solve for x
    x = 2,921,896,213.24/60,719.22
  6. Step 6: Final answer
    x = 48,121.44

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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.