Home / 71,656.07-98,882.93-39,824.28

Finding the Fourth Proportional to 71,656.07, 98,882.93 and 39,824.28

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Solution

The fourth proportional to 71,656.07, 98,882.93 and 39,824.28 is: 54,956.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,656.07 : 98,882.93 = 39,824.28 : x
  2. Step 2: Convert to fraction form
    71,656.07/98,882.93 = 39,824.28/x
  3. Step 3: Cross multiply
    71,656.07x = 98,882.93 × 39,824.28
  4. Step 4: Simplify right side
    71,656.07x = 3,937,941,292.42
  5. Step 5: Solve for x
    x = 3,937,941,292.42/71,656.07
  6. Step 6: Final answer
    x = 54,956.15

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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.