Home / 58,145.72-80,253.58-35,479.84

Finding the Fourth Proportional to 58,145.72, 80,253.58 and 35,479.84

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Solution

The fourth proportional to 58,145.72, 80,253.58 and 35,479.84 is: 48,969.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,145.72 : 80,253.58 = 35,479.84 : x
  2. Step 2: Convert to fraction form
    58,145.72/80,253.58 = 35,479.84/x
  3. Step 3: Cross multiply
    58,145.72x = 80,253.58 × 35,479.84
  4. Step 4: Simplify right side
    58,145.72x = 2,847,383,888.49
  5. Step 5: Solve for x
    x = 2,847,383,888.49/58,145.72
  6. Step 6: Final answer
    x = 48,969.80

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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.