Home / 173,729.12-260,596.44-68,547.20

Finding the Fourth Proportional to 173,729.12, 260,596.44 and 68,547.20

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Solution

The fourth proportional to 173,729.12, 260,596.44 and 68,547.20 is: 102,821.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,729.12 : 260,596.44 = 68,547.20 : x
  2. Step 2: Convert to fraction form
    173,729.12/260,596.44 = 68,547.20/x
  3. Step 3: Cross multiply
    173,729.12x = 260,596.44 × 68,547.20
  4. Step 4: Simplify right side
    173,729.12x = 17,863,156,291.97
  5. Step 5: Solve for x
    x = 17,863,156,291.97/173,729.12
  6. Step 6: Final answer
    x = 102,821.89

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1.5x scale

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.