Home / 183,513.40-275,270.10-155,519.80

Finding the Fourth Proportional to 183,513.40, 275,270.10 and 155,519.80

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Solution

The fourth proportional to 183,513.40, 275,270.10 and 155,519.80 is: 233,279.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,513.40 : 275,270.10 = 155,519.80 : x
  2. Step 2: Convert to fraction form
    183,513.40/275,270.10 = 155,519.80/x
  3. Step 3: Cross multiply
    183,513.40x = 275,270.10 × 155,519.80
  4. Step 4: Simplify right side
    183,513.40x = 42,809,950,897.98
  5. Step 5: Solve for x
    x = 42,809,950,897.98/183,513.40
  6. Step 6: Final answer
    x = 233,279.70

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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.