Home / 131,592.80-197,387.38-31,752.16

Finding the Fourth Proportional to 131,592.80, 197,387.38 and 31,752.16

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Solution

The fourth proportional to 131,592.80, 197,387.38 and 31,752.16 is: 47,627.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,592.80 : 197,387.38 = 31,752.16 : x
  2. Step 2: Convert to fraction form
    131,592.80/197,387.38 = 31,752.16/x
  3. Step 3: Cross multiply
    131,592.80x = 197,387.38 × 31,752.16
  4. Step 4: Simplify right side
    131,592.80x = 6,267,475,512.98
  5. Step 5: Solve for x
    x = 6,267,475,512.98/131,592.80
  6. Step 6: Final answer
    x = 47,627.80

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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.