Home / 97,819.26-146,709.45-47,877.90

Finding the Fourth Proportional to 97,819.26, 146,709.45 and 47,877.90

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Solution

The fourth proportional to 97,819.26, 146,709.45 and 47,877.90 is: 71,807.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,819.26 : 146,709.45 = 47,877.90 : x
  2. Step 2: Convert to fraction form
    97,819.26/146,709.45 = 47,877.90/x
  3. Step 3: Cross multiply
    97,819.26x = 146,709.45 × 47,877.90
  4. Step 4: Simplify right side
    97,819.26x = 7,024,140,376.16
  5. Step 5: Solve for x
    x = 7,024,140,376.16/97,819.26
  6. Step 6: Final answer
    x = 71,807.34

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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.