Home / 161,010.80-241,559.40-143,601.20

Finding the Fourth Proportional to 161,010.80, 241,559.40 and 143,601.20

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Solution

The fourth proportional to 161,010.80, 241,559.40 and 143,601.20 is: 215,440.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,010.80 : 241,559.40 = 143,601.20 : x
  2. Step 2: Convert to fraction form
    161,010.80/241,559.40 = 143,601.20/x
  3. Step 3: Cross multiply
    161,010.80x = 241,559.40 × 143,601.20
  4. Step 4: Simplify right side
    161,010.80x = 34,688,219,711.28
  5. Step 5: Solve for x
    x = 34,688,219,711.28/161,010.80
  6. Step 6: Final answer
    x = 215,440.33

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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.