Home / 65,551.23-90,463.40-36,872.22

Finding the Fourth Proportional to 65,551.23, 90,463.40 and 36,872.22

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Solution

The fourth proportional to 65,551.23, 90,463.40 and 36,872.22 is: 50,885.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,551.23 : 90,463.40 = 36,872.22 : x
  2. Step 2: Convert to fraction form
    65,551.23/90,463.40 = 36,872.22/x
  3. Step 3: Cross multiply
    65,551.23x = 90,463.40 × 36,872.22
  4. Step 4: Simplify right side
    65,551.23x = 3,335,586,202.39
  5. Step 5: Solve for x
    x = 3,335,586,202.39/65,551.23
  6. Step 6: Final answer
    x = 50,885.18

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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.