Home / 107,213.98-160,799.10-40,631.18

Finding the Fourth Proportional to 107,213.98, 160,799.10 and 40,631.18

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Solution

The fourth proportional to 107,213.98, 160,799.10 and 40,631.18 is: 60,938.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,213.98 : 160,799.10 = 40,631.18 : x
  2. Step 2: Convert to fraction form
    107,213.98/160,799.10 = 40,631.18/x
  3. Step 3: Cross multiply
    107,213.98x = 160,799.10 × 40,631.18
  4. Step 4: Simplify right side
    107,213.98x = 6,533,457,175.94
  5. Step 5: Solve for x
    x = 6,533,457,175.94/107,213.98
  6. Step 6: Final answer
    x = 60,938.48

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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.