Home / 63,434.09-87,514.17-40,769.93

Finding the Fourth Proportional to 63,434.09, 87,514.17 and 40,769.93

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Solution

The fourth proportional to 63,434.09, 87,514.17 and 40,769.93 is: 56,246.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,434.09 : 87,514.17 = 40,769.93 : x
  2. Step 2: Convert to fraction form
    63,434.09/87,514.17 = 40,769.93/x
  3. Step 3: Cross multiply
    63,434.09x = 87,514.17 × 40,769.93
  4. Step 4: Simplify right side
    63,434.09x = 3,567,946,880.14
  5. Step 5: Solve for x
    x = 3,567,946,880.14/63,434.09
  6. Step 6: Final answer
    x = 56,246.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.