Home / 71,959.05-99,277.25-45,102.69

Finding the Fourth Proportional to 71,959.05, 99,277.25 and 45,102.69

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Solution

The fourth proportional to 71,959.05, 99,277.25 and 45,102.69 is: 62,225.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,959.05 : 99,277.25 = 45,102.69 : x
  2. Step 2: Convert to fraction form
    71,959.05/99,277.25 = 45,102.69/x
  3. Step 3: Cross multiply
    71,959.05x = 99,277.25 × 45,102.69
  4. Step 4: Simplify right side
    71,959.05x = 4,477,670,805.29
  5. Step 5: Solve for x
    x = 4,477,670,805.29/71,959.05
  6. Step 6: Final answer
    x = 62,225.26

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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.