Home / 161,521.68-242,132.76-148,233.36

Finding the Fourth Proportional to 161,521.68, 242,132.76 and 148,233.36

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Solution

The fourth proportional to 161,521.68, 242,132.76 and 148,233.36 is: 222,212.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,521.68 : 242,132.76 = 148,233.36 : x
  2. Step 2: Convert to fraction form
    161,521.68/242,132.76 = 148,233.36/x
  3. Step 3: Cross multiply
    161,521.68x = 242,132.76 × 148,233.36
  4. Step 4: Simplify right side
    161,521.68x = 35,892,152,580.87
  5. Step 5: Solve for x
    x = 35,892,152,580.87/161,521.68
  6. Step 6: Final answer
    x = 222,212.60

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1.5x scale

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.