Home / 76,520.60-114,715.15-26,594.21

Finding the Fourth Proportional to 76,520.60, 114,715.15 and 26,594.21

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Solution

The fourth proportional to 76,520.60, 114,715.15 and 26,594.21 is: 39,868.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,520.60 : 114,715.15 = 26,594.21 : x
  2. Step 2: Convert to fraction form
    76,520.60/114,715.15 = 26,594.21/x
  3. Step 3: Cross multiply
    76,520.60x = 114,715.15 × 26,594.21
  4. Step 4: Simplify right side
    76,520.60x = 3,050,758,282.19
  5. Step 5: Solve for x
    x = 3,050,758,282.19/76,520.60
  6. Step 6: Final answer
    x = 39,868.46

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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.