Home / 127,571.04-176,049.72-70,982.32

Finding the Fourth Proportional to 127,571.04, 176,049.72 and 70,982.32

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Solution

The fourth proportional to 127,571.04, 176,049.72 and 70,982.32 is: 97,956.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,571.04 : 176,049.72 = 70,982.32 : x
  2. Step 2: Convert to fraction form
    127,571.04/176,049.72 = 70,982.32/x
  3. Step 3: Cross multiply
    127,571.04x = 176,049.72 × 70,982.32
  4. Step 4: Simplify right side
    127,571.04x = 12,496,417,560.95
  5. Step 5: Solve for x
    x = 12,496,417,560.95/127,571.04
  6. Step 6: Final answer
    x = 97,956.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.