Home / 153,968.20-231,125.10-119,062.60

Finding the Fourth Proportional to 153,968.20, 231,125.10 and 119,062.60

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Solution

The fourth proportional to 153,968.20, 231,125.10 and 119,062.60 is: 178,727.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,968.20 : 231,125.10 = 119,062.60 : x
  2. Step 2: Convert to fraction form
    153,968.20/231,125.10 = 119,062.60/x
  3. Step 3: Cross multiply
    153,968.20x = 231,125.10 × 119,062.60
  4. Step 4: Simplify right side
    153,968.20x = 27,518,355,331.26
  5. Step 5: Solve for x
    x = 27,518,355,331.26/153,968.20
  6. Step 6: Final answer
    x = 178,727.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.