Home / 49,110.10-73,665.15-42,630.10

Finding the Fourth Proportional to 49,110.10, 73,665.15 and 42,630.10

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Solution

The fourth proportional to 49,110.10, 73,665.15 and 42,630.10 is: 63,945.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,110.10 : 73,665.15 = 42,630.10 : x
  2. Step 2: Convert to fraction form
    49,110.10/73,665.15 = 42,630.10/x
  3. Step 3: Cross multiply
    49,110.10x = 73,665.15 × 42,630.10
  4. Step 4: Simplify right side
    49,110.10x = 3,140,352,711.02
  5. Step 5: Solve for x
    x = 3,140,352,711.02/49,110.10
  6. Step 6: Final answer
    x = 63,945.15

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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.