Home / 64,219.12-88,621.08-35,925.04

Finding the Fourth Proportional to 64,219.12, 88,621.08 and 35,925.04

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Solution

The fourth proportional to 64,219.12, 88,621.08 and 35,925.04 is: 49,575.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,219.12 : 88,621.08 = 35,925.04 : x
  2. Step 2: Convert to fraction form
    64,219.12/88,621.08 = 35,925.04/x
  3. Step 3: Cross multiply
    64,219.12x = 88,621.08 × 35,925.04
  4. Step 4: Simplify right side
    64,219.12x = 3,183,715,843.84
  5. Step 5: Solve for x
    x = 3,183,715,843.84/64,219.12
  6. Step 6: Final answer
    x = 49,575.82

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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.