Home / 352,680.06-529,040.10-112,815.04

Finding the Fourth Proportional to 352,680.06, 529,040.10 and 112,815.04

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Solution

The fourth proportional to 352,680.06, 529,040.10 and 112,815.04 is: 169,228.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,680.06 : 529,040.10 = 112,815.04 : x
  2. Step 2: Convert to fraction form
    352,680.06/529,040.10 = 112,815.04/x
  3. Step 3: Cross multiply
    352,680.06x = 529,040.10 × 112,815.04
  4. Step 4: Simplify right side
    352,680.06x = 59,683,680,043.10
  5. Step 5: Solve for x
    x = 59,683,680,043.10/352,680.06
  6. Step 6: Final answer
    x = 169,228.96

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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.