Home / 181,719.48-250,772.85-101,145.27

Finding the Fourth Proportional to 181,719.48, 250,772.85 and 101,145.27

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Solution

The fourth proportional to 181,719.48, 250,772.85 and 101,145.27 is: 139,580.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,719.48 : 250,772.85 = 101,145.27 : x
  2. Step 2: Convert to fraction form
    181,719.48/250,772.85 = 101,145.27/x
  3. Step 3: Cross multiply
    181,719.48x = 250,772.85 × 101,145.27
  4. Step 4: Simplify right side
    181,719.48x = 25,364,487,621.92
  5. Step 5: Solve for x
    x = 25,364,487,621.92/181,719.48
  6. Step 6: Final answer
    x = 139,580.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.