Home / 110,919.13-153,068.40-60,618.13

Finding the Fourth Proportional to 110,919.13, 153,068.40 and 60,618.13

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Solution

The fourth proportional to 110,919.13, 153,068.40 and 60,618.13 is: 83,653.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,919.13 : 153,068.40 = 60,618.13 : x
  2. Step 2: Convert to fraction form
    110,919.13/153,068.40 = 60,618.13/x
  3. Step 3: Cross multiply
    110,919.13x = 153,068.40 × 60,618.13
  4. Step 4: Simplify right side
    110,919.13x = 9,278,720,170.09
  5. Step 5: Solve for x
    x = 9,278,720,170.09/110,919.13
  6. Step 6: Final answer
    x = 83,653.02

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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.