Home / 114,819.95-172,170.90-51,585.89

Finding the Fourth Proportional to 114,819.95, 172,170.90 and 51,585.89

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Solution

The fourth proportional to 114,819.95, 172,170.90 and 51,585.89 is: 77,352.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,819.95 : 172,170.90 = 51,585.89 : x
  2. Step 2: Convert to fraction form
    114,819.95/172,170.90 = 51,585.89/x
  3. Step 3: Cross multiply
    114,819.95x = 172,170.90 × 51,585.89
  4. Step 4: Simplify right side
    114,819.95x = 8,881,588,247.75
  5. Step 5: Solve for x
    x = 8,881,588,247.75/114,819.95
  6. Step 6: Final answer
    x = 77,352.31

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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.