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Finding the Fourth Proportional to 64,364.60, 88,818.30 and 36,064.82

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Solution

The fourth proportional to 64,364.60, 88,818.30 and 36,064.82 is: 49,766.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,364.60 : 88,818.30 = 36,064.82 : x
  2. Step 2: Convert to fraction form
    64,364.60/88,818.30 = 36,064.82/x
  3. Step 3: Cross multiply
    64,364.60x = 88,818.30 × 36,064.82
  4. Step 4: Simplify right side
    64,364.60x = 3,203,216,002.21
  5. Step 5: Solve for x
    x = 3,203,216,002.21/64,364.60
  6. Step 6: Final answer
    x = 49,766.74

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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.