Home / 75,002.49-112,470.93-35,570.88

Finding the Fourth Proportional to 75,002.49, 112,470.93 and 35,570.88

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Solution

The fourth proportional to 75,002.49, 112,470.93 and 35,570.88 is: 53,340.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,002.49 : 112,470.93 = 35,570.88 : x
  2. Step 2: Convert to fraction form
    75,002.49/112,470.93 = 35,570.88/x
  3. Step 3: Cross multiply
    75,002.49x = 112,470.93 × 35,570.88
  4. Step 4: Simplify right side
    75,002.49x = 4,000,689,954.52
  5. Step 5: Solve for x
    x = 4,000,689,954.52/75,002.49
  6. Step 6: Final answer
    x = 53,340.76

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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.