Home / 71,529.58-98,642.25-42,844.66

Finding the Fourth Proportional to 71,529.58, 98,642.25 and 42,844.66

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Solution

The fourth proportional to 71,529.58, 98,642.25 and 42,844.66 is: 59,084.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,529.58 : 98,642.25 = 42,844.66 : x
  2. Step 2: Convert to fraction form
    71,529.58/98,642.25 = 42,844.66/x
  3. Step 3: Cross multiply
    71,529.58x = 98,642.25 × 42,844.66
  4. Step 4: Simplify right side
    71,529.58x = 4,226,293,662.89
  5. Step 5: Solve for x
    x = 4,226,293,662.89/71,529.58
  6. Step 6: Final answer
    x = 59,084.56

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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.