Home / 131,822.18-197,671.15-47,571.35

Finding the Fourth Proportional to 131,822.18, 197,671.15 and 47,571.35

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Solution

The fourth proportional to 131,822.18, 197,671.15 and 47,571.35 is: 71,334.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,822.18 : 197,671.15 = 47,571.35 : x
  2. Step 2: Convert to fraction form
    131,822.18/197,671.15 = 47,571.35/x
  3. Step 3: Cross multiply
    131,822.18x = 197,671.15 × 47,571.35
  4. Step 4: Simplify right side
    131,822.18x = 9,403,482,532.66
  5. Step 5: Solve for x
    x = 9,403,482,532.66/131,822.18
  6. Step 6: Final answer
    x = 71,334.60

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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.