Home / 89,530.73-134,311.40-36,911.45

Finding the Fourth Proportional to 89,530.73, 134,311.40 and 36,911.45

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Solution

The fourth proportional to 89,530.73, 134,311.40 and 36,911.45 is: 55,373.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,530.73 : 134,311.40 = 36,911.45 : x
  2. Step 2: Convert to fraction form
    89,530.73/134,311.40 = 36,911.45/x
  3. Step 3: Cross multiply
    89,530.73x = 134,311.40 × 36,911.45
  4. Step 4: Simplify right side
    89,530.73x = 4,957,628,525.53
  5. Step 5: Solve for x
    x = 4,957,628,525.53/89,530.73
  6. Step 6: Final answer
    x = 55,373.48

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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.