Home / 131,537.18-197,304.50-56,710.20

Finding the Fourth Proportional to 131,537.18, 197,304.50 and 56,710.20

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Solution

The fourth proportional to 131,537.18, 197,304.50 and 56,710.20 is: 85,064.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,537.18 : 197,304.50 = 56,710.20 : x
  2. Step 2: Convert to fraction form
    131,537.18/197,304.50 = 56,710.20/x
  3. Step 3: Cross multiply
    131,537.18x = 197,304.50 × 56,710.20
  4. Step 4: Simplify right side
    131,537.18x = 11,189,177,655.90
  5. Step 5: Solve for x
    x = 11,189,177,655.90/131,537.18
  6. Step 6: Final answer
    x = 85,064.75

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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.