Home / 110,540.70-152,566.07-65,216.07

Finding the Fourth Proportional to 110,540.70, 152,566.07 and 65,216.07

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Solution

The fourth proportional to 110,540.70, 152,566.07 and 65,216.07 is: 90,009.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,540.70 : 152,566.07 = 65,216.07 : x
  2. Step 2: Convert to fraction form
    110,540.70/152,566.07 = 65,216.07/x
  3. Step 3: Cross multiply
    110,540.70x = 152,566.07 × 65,216.07
  4. Step 4: Simplify right side
    110,540.70x = 9,949,759,174.66
  5. Step 5: Solve for x
    x = 9,949,759,174.66/110,540.70
  6. Step 6: Final answer
    x = 90,009.92

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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.