Home / 64,214.12-88,613.52-35,919.92

Finding the Fourth Proportional to 64,214.12, 88,613.52 and 35,919.92

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Solution

The fourth proportional to 64,214.12, 88,613.52 and 35,919.92 is: 49,568.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,214.12 : 88,613.52 = 35,919.92 : x
  2. Step 2: Convert to fraction form
    64,214.12/88,613.52 = 35,919.92/x
  3. Step 3: Cross multiply
    64,214.12x = 88,613.52 × 35,919.92
  4. Step 4: Simplify right side
    64,214.12x = 3,182,990,549.32
  5. Step 5: Solve for x
    x = 3,182,990,549.32/64,214.12
  6. Step 6: Final answer
    x = 49,568.39

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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.