Home / 161,018.46-241,565.64-158,340.78

Finding the Fourth Proportional to 161,018.46, 241,565.64 and 158,340.78

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Solution

The fourth proportional to 161,018.46, 241,565.64 and 158,340.78 is: 237,548.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,018.46 : 241,565.64 = 158,340.78 : x
  2. Step 2: Convert to fraction form
    161,018.46/241,565.64 = 158,340.78/x
  3. Step 3: Cross multiply
    161,018.46x = 241,565.64 × 158,340.78
  4. Step 4: Simplify right side
    161,018.46x = 38,249,691,858.80
  5. Step 5: Solve for x
    x = 38,249,691,858.80/161,018.46
  6. Step 6: Final answer
    x = 237,548.49

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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.