Home / 233,448.12-322,170.41-142,775.61

Finding the Fourth Proportional to 233,448.12, 322,170.41 and 142,775.61

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Solution

The fourth proportional to 233,448.12, 322,170.41 and 142,775.61 is: 197,037.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,448.12 : 322,170.41 = 142,775.61 : x
  2. Step 2: Convert to fraction form
    233,448.12/322,170.41 = 142,775.61/x
  3. Step 3: Cross multiply
    233,448.12x = 322,170.41 × 142,775.61
  4. Step 4: Simplify right side
    233,448.12x = 45,998,076,097.82
  5. Step 5: Solve for x
    x = 45,998,076,097.82/233,448.12
  6. Step 6: Final answer
    x = 197,037.68

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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.