Home / 79,617.36-119,406.80-23,442.18

Finding the Fourth Proportional to 79,617.36, 119,406.80 and 23,442.18

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Solution

The fourth proportional to 79,617.36, 119,406.80 and 23,442.18 is: 35,157.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,617.36 : 119,406.80 = 23,442.18 : x
  2. Step 2: Convert to fraction form
    79,617.36/119,406.80 = 23,442.18/x
  3. Step 3: Cross multiply
    79,617.36x = 119,406.80 × 23,442.18
  4. Step 4: Simplify right side
    79,617.36x = 2,799,155,698.82
  5. Step 5: Solve for x
    x = 2,799,155,698.82/79,617.36
  6. Step 6: Final answer
    x = 35,157.61

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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.