Home / 293,256.16-439,902-82,910.08

Finding the Fourth Proportional to 293,256.16, 439,902 and 82,910.08

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Solution

The fourth proportional to 293,256.16, 439,902 and 82,910.08 is: 124,370.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,256.16 : 439,902 = 82,910.08 : x
  2. Step 2: Convert to fraction form
    293,256.16/439,902 = 82,910.08/x
  3. Step 3: Cross multiply
    293,256.16x = 439,902 × 82,910.08
  4. Step 4: Simplify right side
    293,256.16x = 36,472,310,012.16
  5. Step 5: Solve for x
    x = 36,472,310,012.16/293,256.16
  6. Step 6: Final answer
    x = 124,370.14

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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.