Home / 63,136.33-87,071.22-48,774.56

Finding the Fourth Proportional to 63,136.33, 87,071.22 and 48,774.56

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Solution

The fourth proportional to 63,136.33, 87,071.22 and 48,774.56 is: 67,264.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,136.33 : 87,071.22 = 48,774.56 : x
  2. Step 2: Convert to fraction form
    63,136.33/87,071.22 = 48,774.56/x
  3. Step 3: Cross multiply
    63,136.33x = 87,071.22 × 48,774.56
  4. Step 4: Simplify right side
    63,136.33x = 4,246,860,008.81
  5. Step 5: Solve for x
    x = 4,246,860,008.81/63,136.33
  6. Step 6: Final answer
    x = 67,264.92

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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.