Home / 235,795.05-352,997.60-155,686.05

Finding the Fourth Proportional to 235,795.05, 352,997.60 and 155,686.05

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Solution

The fourth proportional to 235,795.05, 352,997.60 and 155,686.05 is: 233,070.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,795.05 : 352,997.60 = 155,686.05 : x
  2. Step 2: Convert to fraction form
    235,795.05/352,997.60 = 155,686.05/x
  3. Step 3: Cross multiply
    235,795.05x = 352,997.60 × 155,686.05
  4. Step 4: Simplify right side
    235,795.05x = 54,956,801,225.05
  5. Step 5: Solve for x
    x = 54,956,801,225.05/235,795.05
  6. Step 6: Final answer
    x = 233,070.21

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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.