Home / 233,301.16-321,966.08-131,361.68

Finding the Fourth Proportional to 233,301.16, 321,966.08 and 131,361.68

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Solution

The fourth proportional to 233,301.16, 321,966.08 and 131,361.68 is: 181,285.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,301.16 : 321,966.08 = 131,361.68 : x
  2. Step 2: Convert to fraction form
    233,301.16/321,966.08 = 131,361.68/x
  3. Step 3: Cross multiply
    233,301.16x = 321,966.08 × 131,361.68
  4. Step 4: Simplify right side
    233,301.16x = 42,294,005,171.81
  5. Step 5: Solve for x
    x = 42,294,005,171.81/233,301.16
  6. Step 6: Final answer
    x = 181,285.02

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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.