Home / 71,647.28-107,307.04-34,233.63

Finding the Fourth Proportional to 71,647.28, 107,307.04 and 34,233.63

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Solution

The fourth proportional to 71,647.28, 107,307.04 and 34,233.63 is: 51,272.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,647.28 : 107,307.04 = 34,233.63 : x
  2. Step 2: Convert to fraction form
    71,647.28/107,307.04 = 34,233.63/x
  3. Step 3: Cross multiply
    71,647.28x = 107,307.04 × 34,233.63
  4. Step 4: Simplify right side
    71,647.28x = 3,673,509,418.17
  5. Step 5: Solve for x
    x = 3,673,509,418.17/71,647.28
  6. Step 6: Final answer
    x = 51,272.14

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1.5x scale

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.