Home / 98,511.73-147,675.02-74,459.25

Finding the Fourth Proportional to 98,511.73, 147,675.02 and 74,459.25

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Solution

The fourth proportional to 98,511.73, 147,675.02 and 74,459.25 is: 111,618.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,511.73 : 147,675.02 = 74,459.25 : x
  2. Step 2: Convert to fraction form
    98,511.73/147,675.02 = 74,459.25/x
  3. Step 3: Cross multiply
    98,511.73x = 147,675.02 × 74,459.25
  4. Step 4: Simplify right side
    98,511.73x = 10,995,770,860.64
  5. Step 5: Solve for x
    x = 10,995,770,860.64/98,511.73
  6. Step 6: Final answer
    x = 111,618.90

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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.