Home / 97,824.22-134,949.36-63,817

Finding the Fourth Proportional to 97,824.22, 134,949.36 and 63,817

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Solution

The fourth proportional to 97,824.22, 134,949.36 and 63,817 is: 88,036.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,824.22 : 134,949.36 = 63,817 : x
  2. Step 2: Convert to fraction form
    97,824.22/134,949.36 = 63,817/x
  3. Step 3: Cross multiply
    97,824.22x = 134,949.36 × 63,817
  4. Step 4: Simplify right side
    97,824.22x = 8,612,063,307.12
  5. Step 5: Solve for x
    x = 8,612,063,307.12/97,824.22
  6. Step 6: Final answer
    x = 88,036.11

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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.