Home / 52,242.36-72,097.80-31,831.92

Finding the Fourth Proportional to 52,242.36, 72,097.80 and 31,831.92

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Solution

The fourth proportional to 52,242.36, 72,097.80 and 31,831.92 is: 43,930.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,242.36 : 72,097.80 = 31,831.92 : x
  2. Step 2: Convert to fraction form
    52,242.36/72,097.80 = 31,831.92/x
  3. Step 3: Cross multiply
    52,242.36x = 72,097.80 × 31,831.92
  4. Step 4: Simplify right side
    52,242.36x = 2,295,011,401.78
  5. Step 5: Solve for x
    x = 2,295,011,401.78/52,242.36
  6. Step 6: Final answer
    x = 43,930.09

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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.