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Finding the Fourth Proportional to 174,591.15, 240,724.41 and 135,840.24

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Solution

The fourth proportional to 174,591.15, 240,724.41 and 135,840.24 is: 187,295.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,591.15 : 240,724.41 = 135,840.24 : x
  2. Step 2: Convert to fraction form
    174,591.15/240,724.41 = 135,840.24/x
  3. Step 3: Cross multiply
    174,591.15x = 240,724.41 × 135,840.24
  4. Step 4: Simplify right side
    174,591.15x = 32,700,061,628.26
  5. Step 5: Solve for x
    x = 32,700,061,628.26/174,591.15
  6. Step 6: Final answer
    x = 187,295.07

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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.