Home / 110,986.56-153,161.96-60,685.52

Finding the Fourth Proportional to 110,986.56, 153,161.96 and 60,685.52

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Solution

The fourth proportional to 110,986.56, 153,161.96 and 60,685.52 is: 83,746.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,986.56 : 153,161.96 = 60,685.52 : x
  2. Step 2: Convert to fraction form
    110,986.56/153,161.96 = 60,685.52/x
  3. Step 3: Cross multiply
    110,986.56x = 153,161.96 × 60,685.52
  4. Step 4: Simplify right side
    110,986.56x = 9,294,713,186.82
  5. Step 5: Solve for x
    x = 9,294,713,186.82/110,986.56
  6. Step 6: Final answer
    x = 83,746.29

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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.