Home / 111,348.45-153,661.01-60,361.47

Finding the Fourth Proportional to 111,348.45, 153,661.01 and 60,361.47

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Solution

The fourth proportional to 111,348.45, 153,661.01 and 60,361.47 is: 83,298.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,348.45 : 153,661.01 = 60,361.47 : x
  2. Step 2: Convert to fraction form
    111,348.45/153,661.01 = 60,361.47/x
  3. Step 3: Cross multiply
    111,348.45x = 153,661.01 × 60,361.47
  4. Step 4: Simplify right side
    111,348.45x = 9,275,204,143.48
  5. Step 5: Solve for x
    x = 9,275,204,143.48/111,348.45
  6. Step 6: Final answer
    x = 83,298.91

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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.