Home / 75,222.15-112,838.80-25,302.05

Finding the Fourth Proportional to 75,222.15, 112,838.80 and 25,302.05

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Solution

The fourth proportional to 75,222.15, 112,838.80 and 25,302.05 is: 37,954.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,222.15 : 112,838.80 = 25,302.05 : x
  2. Step 2: Convert to fraction form
    75,222.15/112,838.80 = 25,302.05/x
  3. Step 3: Cross multiply
    75,222.15x = 112,838.80 × 25,302.05
  4. Step 4: Simplify right side
    75,222.15x = 2,855,053,366.23
  5. Step 5: Solve for x
    x = 2,855,053,366.23/75,222.15
  6. Step 6: Final answer
    x = 37,954.95

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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.