Home / 65,562.11-90,490.03-41,684.12

Finding the Fourth Proportional to 65,562.11, 90,490.03 and 41,684.12

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Solution

The fourth proportional to 65,562.11, 90,490.03 and 41,684.12 is: 57,533.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,562.11 : 90,490.03 = 41,684.12 : x
  2. Step 2: Convert to fraction form
    65,562.11/90,490.03 = 41,684.12/x
  3. Step 3: Cross multiply
    65,562.11x = 90,490.03 × 41,684.12
  4. Step 4: Simplify right side
    65,562.11x = 3,771,996,921.08
  5. Step 5: Solve for x
    x = 3,771,996,921.08/65,562.11
  6. Step 6: Final answer
    x = 57,533.19

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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.