Home / 92,099.18-138,148.77-32,931.26

Finding the Fourth Proportional to 92,099.18, 138,148.77 and 32,931.26

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Solution

The fourth proportional to 92,099.18, 138,148.77 and 32,931.26 is: 49,396.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,099.18 : 138,148.77 = 32,931.26 : x
  2. Step 2: Convert to fraction form
    92,099.18/138,148.77 = 32,931.26/x
  3. Step 3: Cross multiply
    92,099.18x = 138,148.77 × 32,931.26
  4. Step 4: Simplify right side
    92,099.18x = 4,549,413,063.55
  5. Step 5: Solve for x
    x = 4,549,413,063.55/92,099.18
  6. Step 6: Final answer
    x = 49,396.89

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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.