Home / 89,549.45-134,216.04-39,572.85

Finding the Fourth Proportional to 89,549.45, 134,216.04 and 39,572.85

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Solution

The fourth proportional to 89,549.45, 134,216.04 and 39,572.85 is: 59,311.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,549.45 : 134,216.04 = 39,572.85 : x
  2. Step 2: Convert to fraction form
    89,549.45/134,216.04 = 39,572.85/x
  3. Step 3: Cross multiply
    89,549.45x = 134,216.04 × 39,572.85
  4. Step 4: Simplify right side
    89,549.45x = 5,311,311,647.63
  5. Step 5: Solve for x
    x = 5,311,311,647.63/89,549.45
  6. Step 6: Final answer
    x = 59,311.49

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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.