Home / 49,463.76-74,293.20-42,500.64

Finding the Fourth Proportional to 49,463.76, 74,293.20 and 42,500.64

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Solution

The fourth proportional to 49,463.76, 74,293.20 and 42,500.64 is: 63,834.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,463.76 : 74,293.20 = 42,500.64 : x
  2. Step 2: Convert to fraction form
    49,463.76/74,293.20 = 42,500.64/x
  3. Step 3: Cross multiply
    49,463.76x = 74,293.20 × 42,500.64
  4. Step 4: Simplify right side
    49,463.76x = 3,157,508,547.65
  5. Step 5: Solve for x
    x = 3,157,508,547.65/49,463.76
  6. Step 6: Final answer
    x = 63,834.79

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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.