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Finding the Fourth Proportional to 64,252.40, 96,378.60 and 22,703.60

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Solution

The fourth proportional to 64,252.40, 96,378.60 and 22,703.60 is: 34,055.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,252.40 : 96,378.60 = 22,703.60 : x
  2. Step 2: Convert to fraction form
    64,252.40/96,378.60 = 22,703.60/x
  3. Step 3: Cross multiply
    64,252.40x = 96,378.60 × 22,703.60
  4. Step 4: Simplify right side
    64,252.40x = 2,188,141,182.96
  5. Step 5: Solve for x
    x = 2,188,141,182.96/64,252.40
  6. Step 6: Final answer
    x = 34,055.40

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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.