Home / 233,125.20-349,428.60-99,982.80

Finding the Fourth Proportional to 233,125.20, 349,428.60 and 99,982.80

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Solution

The fourth proportional to 233,125.20, 349,428.60 and 99,982.80 is: 149,863.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,125.20 : 349,428.60 = 99,982.80 : x
  2. Step 2: Convert to fraction form
    233,125.20/349,428.60 = 99,982.80/x
  3. Step 3: Cross multiply
    233,125.20x = 349,428.60 × 99,982.80
  4. Step 4: Simplify right side
    233,125.20x = 34,936,849,828.08
  5. Step 5: Solve for x
    x = 34,936,849,828.08/233,125.20
  6. Step 6: Final answer
    x = 149,863.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.