Home / 50,904.18-76,213.80-38,385.02

Finding the Fourth Proportional to 50,904.18, 76,213.80 and 38,385.02

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Solution

The fourth proportional to 50,904.18, 76,213.80 and 38,385.02 is: 57,470.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,904.18 : 76,213.80 = 38,385.02 : x
  2. Step 2: Convert to fraction form
    50,904.18/76,213.80 = 38,385.02/x
  3. Step 3: Cross multiply
    50,904.18x = 76,213.80 × 38,385.02
  4. Step 4: Simplify right side
    50,904.18x = 2,925,468,427.81
  5. Step 5: Solve for x
    x = 2,925,468,427.81/50,904.18
  6. Step 6: Final answer
    x = 57,470.10

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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.