Home / 56,407.04-77,821.44-34,042.88

Finding the Fourth Proportional to 56,407.04, 77,821.44 and 34,042.88

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Solution

The fourth proportional to 56,407.04, 77,821.44 and 34,042.88 is: 46,966.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,407.04 : 77,821.44 = 34,042.88 : x
  2. Step 2: Convert to fraction form
    56,407.04/77,821.44 = 34,042.88/x
  3. Step 3: Cross multiply
    56,407.04x = 77,821.44 × 34,042.88
  4. Step 4: Simplify right side
    56,407.04x = 2,649,265,943.35
  5. Step 5: Solve for x
    x = 2,649,265,943.35/56,407.04
  6. Step 6: Final answer
    x = 46,966.94

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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.