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Finding the Fourth Proportional to 240,016.15, 360,024.23 and 135,040.15

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Solution

The fourth proportional to 240,016.15, 360,024.23 and 135,040.15 is: 202,560.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,016.15 : 360,024.23 = 135,040.15 : x
  2. Step 2: Convert to fraction form
    240,016.15/360,024.23 = 135,040.15/x
  3. Step 3: Cross multiply
    240,016.15x = 360,024.23 × 135,040.15
  4. Step 4: Simplify right side
    240,016.15x = 48,617,726,022.83
  5. Step 5: Solve for x
    x = 48,617,726,022.83/240,016.15
  6. Step 6: Final answer
    x = 202,560.23

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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.