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Finding the Fourth Proportional to 65,026.98, 89,733.09 and 36,344.46

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Solution

The fourth proportional to 65,026.98, 89,733.09 and 36,344.46 is: 50,153.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,026.98 : 89,733.09 = 36,344.46 : x
  2. Step 2: Convert to fraction form
    65,026.98/89,733.09 = 36,344.46/x
  3. Step 3: Cross multiply
    65,026.98x = 89,733.09 × 36,344.46
  4. Step 4: Simplify right side
    65,026.98x = 3,261,300,700.18
  5. Step 5: Solve for x
    x = 3,261,300,700.18/65,026.98
  6. Step 6: Final answer
    x = 50,153.04

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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.