Home / 240,187.57-360,159.06-80,205.98

Finding the Fourth Proportional to 240,187.57, 360,159.06 and 80,205.98

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Solution

The fourth proportional to 240,187.57, 360,159.06 and 80,205.98 is: 120,268.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,187.57 : 360,159.06 = 80,205.98 : x
  2. Step 2: Convert to fraction form
    240,187.57/360,159.06 = 80,205.98/x
  3. Step 3: Cross multiply
    240,187.57x = 360,159.06 × 80,205.98
  4. Step 4: Simplify right side
    240,187.57x = 28,886,910,363.18
  5. Step 5: Solve for x
    x = 28,886,910,363.18/240,187.57
  6. Step 6: Final answer
    x = 120,268.13

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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.