Home / 110,651.42-152,698.24-62,904.78

Finding the Fourth Proportional to 110,651.42, 152,698.24 and 62,904.78

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Solution

The fourth proportional to 110,651.42, 152,698.24 and 62,904.78 is: 86,808.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,651.42 : 152,698.24 = 62,904.78 : x
  2. Step 2: Convert to fraction form
    110,651.42/152,698.24 = 62,904.78/x
  3. Step 3: Cross multiply
    110,651.42x = 152,698.24 × 62,904.78
  4. Step 4: Simplify right side
    110,651.42x = 9,605,449,193.59
  5. Step 5: Solve for x
    x = 9,605,449,193.59/110,651.42
  6. Step 6: Final answer
    x = 86,808.19

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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.