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Finding the Fourth Proportional to 64,853.60, 97,226.40 and 27,442.40

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Solution

The fourth proportional to 64,853.60, 97,226.40 and 27,442.40 is: 41,140.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,853.60 : 97,226.40 = 27,442.40 : x
  2. Step 2: Convert to fraction form
    64,853.60/97,226.40 = 27,442.40/x
  3. Step 3: Cross multiply
    64,853.60x = 97,226.40 × 27,442.40
  4. Step 4: Simplify right side
    64,853.60x = 2,668,125,759.36
  5. Step 5: Solve for x
    x = 2,668,125,759.36/64,853.60
  6. Step 6: Final answer
    x = 41,140.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.