Home / 282,125.90-423,188.85-104,614.40

Finding the Fourth Proportional to 282,125.90, 423,188.85 and 104,614.40

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Solution

The fourth proportional to 282,125.90, 423,188.85 and 104,614.40 is: 156,921.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,125.90 : 423,188.85 = 104,614.40 : x
  2. Step 2: Convert to fraction form
    282,125.90/423,188.85 = 104,614.40/x
  3. Step 3: Cross multiply
    282,125.90x = 423,188.85 × 104,614.40
  4. Step 4: Simplify right side
    282,125.90x = 44,271,647,629.44
  5. Step 5: Solve for x
    x = 44,271,647,629.44/282,125.90
  6. Step 6: Final answer
    x = 156,921.60

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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.