Home / 134,983.40-202,475.10-97,658.60

Finding the Fourth Proportional to 134,983.40, 202,475.10 and 97,658.60

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Solution

The fourth proportional to 134,983.40, 202,475.10 and 97,658.60 is: 146,487.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,983.40 : 202,475.10 = 97,658.60 : x
  2. Step 2: Convert to fraction form
    134,983.40/202,475.10 = 97,658.60/x
  3. Step 3: Cross multiply
    134,983.40x = 202,475.10 × 97,658.60
  4. Step 4: Simplify right side
    134,983.40x = 19,773,434,800.86
  5. Step 5: Solve for x
    x = 19,773,434,800.86/134,983.40
  6. Step 6: Final answer
    x = 146,487.90

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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.