Home / 242,922.03-335,232.86-135,499.02

Finding the Fourth Proportional to 242,922.03, 335,232.86 and 135,499.02

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Solution

The fourth proportional to 242,922.03, 335,232.86 and 135,499.02 is: 186,988.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,922.03 : 335,232.86 = 135,499.02 : x
  2. Step 2: Convert to fraction form
    242,922.03/335,232.86 = 135,499.02/x
  3. Step 3: Cross multiply
    242,922.03x = 335,232.86 × 135,499.02
  4. Step 4: Simplify right side
    242,922.03x = 45,423,724,001.80
  5. Step 5: Solve for x
    x = 45,423,724,001.80/242,922.03
  6. Step 6: Final answer
    x = 186,988.90

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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.