Home / 53,902.36-80,862.18-22,742.20

Finding the Fourth Proportional to 53,902.36, 80,862.18 and 22,742.20

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Solution

The fourth proportional to 53,902.36, 80,862.18 and 22,742.20 is: 34,116.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,902.36 : 80,862.18 = 22,742.20 : x
  2. Step 2: Convert to fraction form
    53,902.36/80,862.18 = 22,742.20/x
  3. Step 3: Cross multiply
    53,902.36x = 80,862.18 × 22,742.20
  4. Step 4: Simplify right side
    53,902.36x = 1,838,983,870.00
  5. Step 5: Solve for x
    x = 1,838,983,870.00/53,902.36
  6. Step 6: Final answer
    x = 34,116.95

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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.