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Finding the Fourth Proportional to 64,466.79, 96,809.24 and 42,015.62

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Solution

The fourth proportional to 64,466.79, 96,809.24 and 42,015.62 is: 63,094.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,466.79 : 96,809.24 = 42,015.62 : x
  2. Step 2: Convert to fraction form
    64,466.79/96,809.24 = 42,015.62/x
  3. Step 3: Cross multiply
    64,466.79x = 96,809.24 × 42,015.62
  4. Step 4: Simplify right side
    64,466.79x = 4,067,500,240.33
  5. Step 5: Solve for x
    x = 4,067,500,240.33/64,466.79
  6. Step 6: Final answer
    x = 63,094.51

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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.