Home / 111,135.39-153,367.02-60,148.16

Finding the Fourth Proportional to 111,135.39, 153,367.02 and 60,148.16

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Solution

The fourth proportional to 111,135.39, 153,367.02 and 60,148.16 is: 83,004.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,135.39 : 153,367.02 = 60,148.16 : x
  2. Step 2: Convert to fraction form
    111,135.39/153,367.02 = 60,148.16/x
  3. Step 3: Cross multiply
    111,135.39x = 153,367.02 × 60,148.16
  4. Step 4: Simplify right side
    111,135.39x = 9,224,743,650.30
  5. Step 5: Solve for x
    x = 9,224,743,650.30/111,135.39
  6. Step 6: Final answer
    x = 83,004.56

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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.