Home / 65,219.39-90,004.20-36,541.16

Finding the Fourth Proportional to 65,219.39, 90,004.20 and 36,541.16

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Solution

The fourth proportional to 65,219.39, 90,004.20 and 36,541.16 is: 50,427.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,219.39 : 90,004.20 = 36,541.16 : x
  2. Step 2: Convert to fraction form
    65,219.39/90,004.20 = 36,541.16/x
  3. Step 3: Cross multiply
    65,219.39x = 90,004.20 × 36,541.16
  4. Step 4: Simplify right side
    65,219.39x = 3,288,857,690.17
  5. Step 5: Solve for x
    x = 3,288,857,690.17/65,219.39
  6. Step 6: Final answer
    x = 50,427.61

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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.