Home / 127,396.48-191,171.52-44,348.80

Finding the Fourth Proportional to 127,396.48, 191,171.52 and 44,348.80

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Solution

The fourth proportional to 127,396.48, 191,171.52 and 44,348.80 is: 66,549.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,396.48 : 191,171.52 = 44,348.80 : x
  2. Step 2: Convert to fraction form
    127,396.48/191,171.52 = 44,348.80/x
  3. Step 3: Cross multiply
    127,396.48x = 191,171.52 × 44,348.80
  4. Step 4: Simplify right side
    127,396.48x = 8,478,227,506.18
  5. Step 5: Solve for x
    x = 8,478,227,506.18/127,396.48
  6. Step 6: Final answer
    x = 66,549.94

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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.