Home / 146,548.85-202,237.76-79,480.85

Finding the Fourth Proportional to 146,548.85, 202,237.76 and 79,480.85

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Solution

The fourth proportional to 146,548.85, 202,237.76 and 79,480.85 is: 109,683.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,548.85 : 202,237.76 = 79,480.85 : x
  2. Step 2: Convert to fraction form
    146,548.85/202,237.76 = 79,480.85/x
  3. Step 3: Cross multiply
    146,548.85x = 202,237.76 × 79,480.85
  4. Step 4: Simplify right side
    146,548.85x = 16,074,028,254.41
  5. Step 5: Solve for x
    x = 16,074,028,254.41/146,548.85
  6. Step 6: Final answer
    x = 109,683.76

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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.