Home / 240,332.93-360,713.24-128,105.81

Finding the Fourth Proportional to 240,332.93, 360,713.24 and 128,105.81

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Solution

The fourth proportional to 240,332.93, 360,713.24 and 128,105.81 is: 192,272.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,332.93 : 360,713.24 = 128,105.81 : x
  2. Step 2: Convert to fraction form
    240,332.93/360,713.24 = 128,105.81/x
  3. Step 3: Cross multiply
    240,332.93x = 360,713.24 × 128,105.81
  4. Step 4: Simplify right side
    240,332.93x = 46,209,459,343.83
  5. Step 5: Solve for x
    x = 46,209,459,343.83/240,332.93
  6. Step 6: Final answer
    x = 192,272.70

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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.