Home / 97,074.96-145,560.24-57,107.76

Finding the Fourth Proportional to 97,074.96, 145,560.24 and 57,107.76

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Solution

The fourth proportional to 97,074.96, 145,560.24 and 57,107.76 is: 85,630.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,074.96 : 145,560.24 = 57,107.76 : x
  2. Step 2: Convert to fraction form
    97,074.96/145,560.24 = 57,107.76/x
  3. Step 3: Cross multiply
    97,074.96x = 145,560.24 × 57,107.76
  4. Step 4: Simplify right side
    97,074.96x = 8,312,619,251.46
  5. Step 5: Solve for x
    x = 8,312,619,251.46/97,074.96
  6. Step 6: Final answer
    x = 85,630.93

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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.