Home / 161,155.81-241,697.26-61,280.38

Finding the Fourth Proportional to 161,155.81, 241,697.26 and 61,280.38

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Solution

The fourth proportional to 161,155.81, 241,697.26 and 61,280.38 is: 91,906.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,155.81 : 241,697.26 = 61,280.38 : x
  2. Step 2: Convert to fraction form
    161,155.81/241,697.26 = 61,280.38/x
  3. Step 3: Cross multiply
    161,155.81x = 241,697.26 × 61,280.38
  4. Step 4: Simplify right side
    161,155.81x = 14,811,299,937.76
  5. Step 5: Solve for x
    x = 14,811,299,937.76/161,155.81
  6. Step 6: Final answer
    x = 91,906.71

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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.