Home / 127,750.20-191,625.30-48,823.80

Finding the Fourth Proportional to 127,750.20, 191,625.30 and 48,823.80

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Solution

The fourth proportional to 127,750.20, 191,625.30 and 48,823.80 is: 73,235.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,750.20 : 191,625.30 = 48,823.80 : x
  2. Step 2: Convert to fraction form
    127,750.20/191,625.30 = 48,823.80/x
  3. Step 3: Cross multiply
    127,750.20x = 191,625.30 × 48,823.80
  4. Step 4: Simplify right side
    127,750.20x = 9,355,875,322.14
  5. Step 5: Solve for x
    x = 9,355,875,322.14/127,750.20
  6. Step 6: Final answer
    x = 73,235.70

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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.