Home / 89,025.90-133,366.05-49,512.30

Finding the Fourth Proportional to 89,025.90, 133,366.05 and 49,512.30

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Solution

The fourth proportional to 89,025.90, 133,366.05 and 49,512.30 is: 74,172.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,025.90 : 133,366.05 = 49,512.30 : x
  2. Step 2: Convert to fraction form
    89,025.90/133,366.05 = 49,512.30/x
  3. Step 3: Cross multiply
    89,025.90x = 133,366.05 × 49,512.30
  4. Step 4: Simplify right side
    89,025.90x = 6,603,259,877.42
  5. Step 5: Solve for x
    x = 6,603,259,877.42/89,025.90
  6. Step 6: Final answer
    x = 74,172.35

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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.