Home / 110,182.97-151,887.16-86,268.13

Finding the Fourth Proportional to 110,182.97, 151,887.16 and 86,268.13

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Solution

The fourth proportional to 110,182.97, 151,887.16 and 86,268.13 is: 118,920.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,182.97 : 151,887.16 = 86,268.13 : x
  2. Step 2: Convert to fraction form
    110,182.97/151,887.16 = 86,268.13/x
  3. Step 3: Cross multiply
    110,182.97x = 151,887.16 × 86,268.13
  4. Step 4: Simplify right side
    110,182.97x = 13,103,021,264.21
  5. Step 5: Solve for x
    x = 13,103,021,264.21/110,182.97
  6. Step 6: Final answer
    x = 118,920.57

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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.