Home / 114,233.76-171,337.62-72,243.36

Finding the Fourth Proportional to 114,233.76, 171,337.62 and 72,243.36

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Solution

The fourth proportional to 114,233.76, 171,337.62 and 72,243.36 is: 108,356.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,233.76 : 171,337.62 = 72,243.36 : x
  2. Step 2: Convert to fraction form
    114,233.76/171,337.62 = 72,243.36/x
  3. Step 3: Cross multiply
    114,233.76x = 171,337.62 × 72,243.36
  4. Step 4: Simplify right side
    114,233.76x = 12,378,005,363.20
  5. Step 5: Solve for x
    x = 12,378,005,363.20/114,233.76
  6. Step 6: Final answer
    x = 108,356.81

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1.5x scale

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.