Home / 181,831.26-272,790.90-61,887

Finding the Fourth Proportional to 181,831.26, 272,790.90 and 61,887

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Solution

The fourth proportional to 181,831.26, 272,790.90 and 61,887 is: 92,845.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,831.26 : 272,790.90 = 61,887 : x
  2. Step 2: Convert to fraction form
    181,831.26/272,790.90 = 61,887/x
  3. Step 3: Cross multiply
    181,831.26x = 272,790.90 × 61,887
  4. Step 4: Simplify right side
    181,831.26x = 16,882,210,428.30
  5. Step 5: Solve for x
    x = 16,882,210,428.30/181,831.26
  6. Step 6: Final answer
    x = 92,845.48

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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.