Home / 79,520.25-119,280.89-23,360.13

Finding the Fourth Proportional to 79,520.25, 119,280.89 and 23,360.13

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Solution

The fourth proportional to 79,520.25, 119,280.89 and 23,360.13 is: 35,040.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,520.25 : 119,280.89 = 23,360.13 : x
  2. Step 2: Convert to fraction form
    79,520.25/119,280.89 = 23,360.13/x
  3. Step 3: Cross multiply
    79,520.25x = 119,280.89 × 23,360.13
  4. Step 4: Simplify right side
    79,520.25x = 2,786,416,383.71
  5. Step 5: Solve for x
    x = 2,786,416,383.71/79,520.25
  6. Step 6: Final answer
    x = 35,040.34

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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.