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Finding the Fourth Proportional to 65,004.57, 89,722.62 and 36,726.66

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Solution

The fourth proportional to 65,004.57, 89,722.62 and 36,726.66 is: 50,692.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,004.57 : 89,722.62 = 36,726.66 : x
  2. Step 2: Convert to fraction form
    65,004.57/89,722.62 = 36,726.66/x
  3. Step 3: Cross multiply
    65,004.57x = 89,722.62 × 36,726.66
  4. Step 4: Simplify right side
    65,004.57x = 3,295,212,159.05
  5. Step 5: Solve for x
    x = 3,295,212,159.05/65,004.57
  6. Step 6: Final answer
    x = 50,692.01

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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.