Home / 233,869.48-322,739.91-126,439.48

Finding the Fourth Proportional to 233,869.48, 322,739.91 and 126,439.48

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Solution

The fourth proportional to 233,869.48, 322,739.91 and 126,439.48 is: 174,486.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,869.48 : 322,739.91 = 126,439.48 : x
  2. Step 2: Convert to fraction form
    233,869.48/322,739.91 = 126,439.48/x
  3. Step 3: Cross multiply
    233,869.48x = 322,739.91 × 126,439.48
  4. Step 4: Simplify right side
    233,869.48x = 40,807,065,763.45
  5. Step 5: Solve for x
    x = 40,807,065,763.45/233,869.48
  6. Step 6: Final answer
    x = 174,486.49

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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.