Home / 60,218.40-83,115.21-40,076.13

Finding the Fourth Proportional to 60,218.40, 83,115.21 and 40,076.13

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Solution

The fourth proportional to 60,218.40, 83,115.21 and 40,076.13 is: 55,314.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,218.40 : 83,115.21 = 40,076.13 : x
  2. Step 2: Convert to fraction form
    60,218.40/83,115.21 = 40,076.13/x
  3. Step 3: Cross multiply
    60,218.40x = 83,115.21 × 40,076.13
  4. Step 4: Simplify right side
    60,218.40x = 3,330,935,960.94
  5. Step 5: Solve for x
    x = 3,330,935,960.94/60,218.40
  6. Step 6: Final answer
    x = 55,314.26

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1.5x scale

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.