Home / 89,035.80-133,603.20-36,441.60

Finding the Fourth Proportional to 89,035.80, 133,603.20 and 36,441.60

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Solution

The fourth proportional to 89,035.80, 133,603.20 and 36,441.60 is: 54,682.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,035.80 : 133,603.20 = 36,441.60 : x
  2. Step 2: Convert to fraction form
    89,035.80/133,603.20 = 36,441.60/x
  3. Step 3: Cross multiply
    89,035.80x = 133,603.20 × 36,441.60
  4. Step 4: Simplify right side
    89,035.80x = 4,868,714,373.12
  5. Step 5: Solve for x
    x = 4,868,714,373.12/89,035.80
  6. Step 6: Final answer
    x = 54,682.66

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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.