Home / 76,521.10-114,715.90-26,594.71

Finding the Fourth Proportional to 76,521.10, 114,715.90 and 26,594.71

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Solution

The fourth proportional to 76,521.10, 114,715.90 and 26,594.71 is: 39,869.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,521.10 : 114,715.90 = 26,594.71 : x
  2. Step 2: Convert to fraction form
    76,521.10/114,715.90 = 26,594.71/x
  3. Step 3: Cross multiply
    76,521.10x = 114,715.90 × 26,594.71
  4. Step 4: Simplify right side
    76,521.10x = 3,050,835,585.80
  5. Step 5: Solve for x
    x = 3,050,835,585.80/76,521.10
  6. Step 6: Final answer
    x = 39,869.21

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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.