Home / 53,222.10-79,723.80-36,600.90

Finding the Fourth Proportional to 53,222.10, 79,723.80 and 36,600.90

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Solution

The fourth proportional to 53,222.10, 79,723.80 and 36,600.90 is: 54,826.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,222.10 : 79,723.80 = 36,600.90 : x
  2. Step 2: Convert to fraction form
    53,222.10/79,723.80 = 36,600.90/x
  3. Step 3: Cross multiply
    53,222.10x = 79,723.80 × 36,600.90
  4. Step 4: Simplify right side
    53,222.10x = 2,917,962,831.42
  5. Step 5: Solve for x
    x = 2,917,962,831.42/53,222.10
  6. Step 6: Final answer
    x = 54,826.15

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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.