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Finding the Fourth Proportional to 109,094.34, 150,549.24 and 61,346.67

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Solution

The fourth proportional to 109,094.34, 150,549.24 and 61,346.67 is: 84,657.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,094.34 : 150,549.24 = 61,346.67 : x
  2. Step 2: Convert to fraction form
    109,094.34/150,549.24 = 61,346.67/x
  3. Step 3: Cross multiply
    109,094.34x = 150,549.24 × 61,346.67
  4. Step 4: Simplify right side
    109,094.34x = 9,235,694,545.03
  5. Step 5: Solve for x
    x = 9,235,694,545.03/109,094.34
  6. Step 6: Final answer
    x = 84,657.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.