Home / 98,809.18-148,215.96-35,634.40

Finding the Fourth Proportional to 98,809.18, 148,215.96 and 35,634.40

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Solution

The fourth proportional to 98,809.18, 148,215.96 and 35,634.40 is: 53,452.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,809.18 : 148,215.96 = 35,634.40 : x
  2. Step 2: Convert to fraction form
    98,809.18/148,215.96 = 35,634.40/x
  3. Step 3: Cross multiply
    98,809.18x = 148,215.96 × 35,634.40
  4. Step 4: Simplify right side
    98,809.18x = 5,281,586,805.02
  5. Step 5: Solve for x
    x = 5,281,586,805.02/98,809.18
  6. Step 6: Final answer
    x = 53,452.39

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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.