Home / 111,548.86-153,937.62-60,561.60

Finding the Fourth Proportional to 111,548.86, 153,937.62 and 60,561.60

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Solution

The fourth proportional to 111,548.86, 153,937.62 and 60,561.60 is: 83,575.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,548.86 : 153,937.62 = 60,561.60 : x
  2. Step 2: Convert to fraction form
    111,548.86/153,937.62 = 60,561.60/x
  3. Step 3: Cross multiply
    111,548.86x = 153,937.62 × 60,561.60
  4. Step 4: Simplify right side
    111,548.86x = 9,322,708,567.39
  5. Step 5: Solve for x
    x = 9,322,708,567.39/111,548.86
  6. Step 6: Final answer
    x = 83,575.11

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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.