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Finding the Fourth Proportional to 65,034.58, 89,747.52 and 36,740.26

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Solution

The fourth proportional to 65,034.58, 89,747.52 and 36,740.26 is: 50,701.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,034.58 : 89,747.52 = 36,740.26 : x
  2. Step 2: Convert to fraction form
    65,034.58/89,747.52 = 36,740.26/x
  3. Step 3: Cross multiply
    65,034.58x = 89,747.52 × 36,740.26
  4. Step 4: Simplify right side
    65,034.58x = 3,297,347,219.16
  5. Step 5: Solve for x
    x = 3,297,347,219.16/65,034.58
  6. Step 6: Final answer
    x = 50,701.45

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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.