Home / 122,707.04-169,230.80-84,527.52

Finding the Fourth Proportional to 122,707.04, 169,230.80 and 84,527.52

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Solution

The fourth proportional to 122,707.04, 169,230.80 and 84,527.52 is: 116,575.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,707.04 : 169,230.80 = 84,527.52 : x
  2. Step 2: Convert to fraction form
    122,707.04/169,230.80 = 84,527.52/x
  3. Step 3: Cross multiply
    122,707.04x = 169,230.80 × 84,527.52
  4. Step 4: Simplify right side
    122,707.04x = 14,304,659,831.62
  5. Step 5: Solve for x
    x = 14,304,659,831.62/122,707.04
  6. Step 6: Final answer
    x = 116,575.71

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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.