Home / 96,173.13-144,130.74-74,851.60

Finding the Fourth Proportional to 96,173.13, 144,130.74 and 74,851.60

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Solution

The fourth proportional to 96,173.13, 144,130.74 and 74,851.60 is: 112,177.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,173.13 : 144,130.74 = 74,851.60 : x
  2. Step 2: Convert to fraction form
    96,173.13/144,130.74 = 74,851.60/x
  3. Step 3: Cross multiply
    96,173.13x = 144,130.74 × 74,851.60
  4. Step 4: Simplify right side
    96,173.13x = 10,788,416,137.86
  5. Step 5: Solve for x
    x = 10,788,416,137.86/96,173.13
  6. Step 6: Final answer
    x = 112,177.03

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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.