Home / 97,715.60-146,573.40-38,553.20

Finding the Fourth Proportional to 97,715.60, 146,573.40 and 38,553.20

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Solution

The fourth proportional to 97,715.60, 146,573.40 and 38,553.20 is: 57,829.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,715.60 : 146,573.40 = 38,553.20 : x
  2. Step 2: Convert to fraction form
    97,715.60/146,573.40 = 38,553.20/x
  3. Step 3: Cross multiply
    97,715.60x = 146,573.40 × 38,553.20
  4. Step 4: Simplify right side
    97,715.60x = 5,650,873,604.88
  5. Step 5: Solve for x
    x = 5,650,873,604.88/97,715.60
  6. Step 6: Final answer
    x = 57,829.80

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1.5x scale

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.