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Finding the Fourth Proportional to 64,166.60, 96,248.10 and 29,106.20

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Solution

The fourth proportional to 64,166.60, 96,248.10 and 29,106.20 is: 43,658.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,166.60 : 96,248.10 = 29,106.20 : x
  2. Step 2: Convert to fraction form
    64,166.60/96,248.10 = 29,106.20/x
  3. Step 3: Cross multiply
    64,166.60x = 96,248.10 × 29,106.20
  4. Step 4: Simplify right side
    64,166.60x = 2,801,416,448.22
  5. Step 5: Solve for x
    x = 2,801,416,448.22/64,166.60
  6. Step 6: Final answer
    x = 43,658.48

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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.