Home / 242,949.04-335,270.16-135,526

Finding the Fourth Proportional to 242,949.04, 335,270.16 and 135,526

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Solution

The fourth proportional to 242,949.04, 335,270.16 and 135,526 is: 187,026.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,949.04 : 335,270.16 = 135,526 : x
  2. Step 2: Convert to fraction form
    242,949.04/335,270.16 = 135,526/x
  3. Step 3: Cross multiply
    242,949.04x = 335,270.16 × 135,526
  4. Step 4: Simplify right side
    242,949.04x = 45,437,823,704.16
  5. Step 5: Solve for x
    x = 45,437,823,704.16/242,949.04
  6. Step 6: Final answer
    x = 187,026.15

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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.