Home / 76,048.11-114,013.85-46,479.87

Finding the Fourth Proportional to 76,048.11, 114,013.85 and 46,479.87

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Solution

The fourth proportional to 76,048.11, 114,013.85 and 46,479.87 is: 69,684.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,048.11 : 114,013.85 = 46,479.87 : x
  2. Step 2: Convert to fraction form
    76,048.11/114,013.85 = 46,479.87/x
  3. Step 3: Cross multiply
    76,048.11x = 114,013.85 × 46,479.87
  4. Step 4: Simplify right side
    76,048.11x = 5,299,348,693.80
  5. Step 5: Solve for x
    x = 5,299,348,693.80/76,048.11
  6. Step 6: Final answer
    x = 69,684.16

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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.