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Finding the Fourth Proportional to 174,589.65, 240,722.34 and 135,838.74

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Solution

The fourth proportional to 174,589.65, 240,722.34 and 135,838.74 is: 187,293.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,589.65 : 240,722.34 = 135,838.74 : x
  2. Step 2: Convert to fraction form
    174,589.65/240,722.34 = 135,838.74/x
  3. Step 3: Cross multiply
    174,589.65x = 240,722.34 × 135,838.74
  4. Step 4: Simplify right side
    174,589.65x = 32,699,419,355.45
  5. Step 5: Solve for x
    x = 32,699,419,355.45/174,589.65
  6. Step 6: Final answer
    x = 187,293.00

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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.