Home / 326,316.80-450,364.05-181,155.89

Finding the Fourth Proportional to 326,316.80, 450,364.05 and 181,155.89

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Solution

The fourth proportional to 326,316.80, 450,364.05 and 181,155.89 is: 250,021.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,316.80 : 450,364.05 = 181,155.89 : x
  2. Step 2: Convert to fraction form
    326,316.80/450,364.05 = 181,155.89/x
  3. Step 3: Cross multiply
    326,316.80x = 450,364.05 × 181,155.89
  4. Step 4: Simplify right side
    326,316.80x = 81,586,101,427.66
  5. Step 5: Solve for x
    x = 81,586,101,427.66/326,316.80
  6. Step 6: Final answer
    x = 250,021.15

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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.