Home / 56,087.76-77,398.20-34,866.66

Finding the Fourth Proportional to 56,087.76, 77,398.20 and 34,866.66

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Solution

The fourth proportional to 56,087.76, 77,398.20 and 34,866.66 is: 48,114.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,087.76 : 77,398.20 = 34,866.66 : x
  2. Step 2: Convert to fraction form
    56,087.76/77,398.20 = 34,866.66/x
  3. Step 3: Cross multiply
    56,087.76x = 77,398.20 × 34,866.66
  4. Step 4: Simplify right side
    56,087.76x = 2,698,616,724.01
  5. Step 5: Solve for x
    x = 2,698,616,724.01/56,087.76
  6. Step 6: Final answer
    x = 48,114.18

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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.