Home / 174,311.49-240,557.73-136,520.13

Finding the Fourth Proportional to 174,311.49, 240,557.73 and 136,520.13

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Solution

The fourth proportional to 174,311.49, 240,557.73 and 136,520.13 is: 188,403.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,311.49 : 240,557.73 = 136,520.13 : x
  2. Step 2: Convert to fraction form
    174,311.49/240,557.73 = 136,520.13/x
  3. Step 3: Cross multiply
    174,311.49x = 240,557.73 × 136,520.13
  4. Step 4: Simplify right side
    174,311.49x = 32,840,972,572.10
  5. Step 5: Solve for x
    x = 32,840,972,572.10/174,311.49
  6. Step 6: Final answer
    x = 188,403.95

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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.