Home / 161,710.05-242,565.08-154,452.45

Finding the Fourth Proportional to 161,710.05, 242,565.08 and 154,452.45

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Solution

The fourth proportional to 161,710.05, 242,565.08 and 154,452.45 is: 231,678.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,710.05 : 242,565.08 = 154,452.45 : x
  2. Step 2: Convert to fraction form
    161,710.05/242,565.08 = 154,452.45/x
  3. Step 3: Cross multiply
    161,710.05x = 242,565.08 × 154,452.45
  4. Step 4: Simplify right side
    161,710.05x = 37,464,770,118.18
  5. Step 5: Solve for x
    x = 37,464,770,118.18/161,710.05
  6. Step 6: Final answer
    x = 231,678.68

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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.