Home / 75,521.65-113,275.14-22,931.59

Finding the Fourth Proportional to 75,521.65, 113,275.14 and 22,931.59

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Solution

The fourth proportional to 75,521.65, 113,275.14 and 22,931.59 is: 34,395.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,521.65 : 113,275.14 = 22,931.59 : x
  2. Step 2: Convert to fraction form
    75,521.65/113,275.14 = 22,931.59/x
  3. Step 3: Cross multiply
    75,521.65x = 113,275.14 × 22,931.59
  4. Step 4: Simplify right side
    75,521.65x = 2,597,579,067.67
  5. Step 5: Solve for x
    x = 2,597,579,067.67/75,521.65
  6. Step 6: Final answer
    x = 34,395.16

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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.