Home / 146,742.80-220,049.40-57,966.80

Finding the Fourth Proportional to 146,742.80, 220,049.40 and 57,966.80

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Solution

The fourth proportional to 146,742.80, 220,049.40 and 57,966.80 is: 86,924.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,742.80 : 220,049.40 = 57,966.80 : x
  2. Step 2: Convert to fraction form
    146,742.80/220,049.40 = 57,966.80/x
  3. Step 3: Cross multiply
    146,742.80x = 220,049.40 × 57,966.80
  4. Step 4: Simplify right side
    146,742.80x = 12,755,559,559.92
  5. Step 5: Solve for x
    x = 12,755,559,559.92/146,742.80
  6. Step 6: Final answer
    x = 86,924.60

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1.5x scale

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.