Home / 161,444.79-242,176.31-49,128.68

Finding the Fourth Proportional to 161,444.79, 242,176.31 and 49,128.68

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Solution

The fourth proportional to 161,444.79, 242,176.31 and 49,128.68 is: 73,695.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,444.79 : 242,176.31 = 49,128.68 : x
  2. Step 2: Convert to fraction form
    161,444.79/242,176.31 = 49,128.68/x
  3. Step 3: Cross multiply
    161,444.79x = 242,176.31 × 49,128.68
  4. Step 4: Simplify right side
    161,444.79x = 11,897,800,981.05
  5. Step 5: Solve for x
    x = 11,897,800,981.05/161,444.79
  6. Step 6: Final answer
    x = 73,695.79

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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.