Home / 48,112.32-72,143.88-23,151.84

Finding the Fourth Proportional to 48,112.32, 72,143.88 and 23,151.84

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Solution

The fourth proportional to 48,112.32, 72,143.88 and 23,151.84 is: 34,715.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,112.32 : 72,143.88 = 23,151.84 : x
  2. Step 2: Convert to fraction form
    48,112.32/72,143.88 = 23,151.84/x
  3. Step 3: Cross multiply
    48,112.32x = 72,143.88 × 23,151.84
  4. Step 4: Simplify right side
    48,112.32x = 1,670,263,566.74
  5. Step 5: Solve for x
    x = 1,670,263,566.74/48,112.32
  6. Step 6: Final answer
    x = 34,715.92

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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.