Home / 98,975.05-148,495.17-65,825.53

Finding the Fourth Proportional to 98,975.05, 148,495.17 and 65,825.53

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Solution

The fourth proportional to 98,975.05, 148,495.17 and 65,825.53 is: 98,759.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,975.05 : 148,495.17 = 65,825.53 : x
  2. Step 2: Convert to fraction form
    98,975.05/148,495.17 = 65,825.53/x
  3. Step 3: Cross multiply
    98,975.05x = 148,495.17 × 65,825.53
  4. Step 4: Simplify right side
    98,975.05x = 9,774,773,267.69
  5. Step 5: Solve for x
    x = 9,774,773,267.69/98,975.05
  6. Step 6: Final answer
    x = 98,759.97

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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.