Home / 63,635.63-87,817.16-35,343.95

Finding the Fourth Proportional to 63,635.63, 87,817.16 and 35,343.95

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Solution

The fourth proportional to 63,635.63, 87,817.16 and 35,343.95 is: 48,774.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,635.63 : 87,817.16 = 35,343.95 : x
  2. Step 2: Convert to fraction form
    63,635.63/87,817.16 = 35,343.95/x
  3. Step 3: Cross multiply
    63,635.63x = 87,817.16 × 35,343.95
  4. Step 4: Simplify right side
    63,635.63x = 3,103,804,961.46
  5. Step 5: Solve for x
    x = 3,103,804,961.46/63,635.63
  6. Step 6: Final answer
    x = 48,774.64

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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.