Home / 181,913.40-251,044.92-101,342.25

Finding the Fourth Proportional to 181,913.40, 251,044.92 and 101,342.25

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Solution

The fourth proportional to 181,913.40, 251,044.92 and 101,342.25 is: 139,854.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,913.40 : 251,044.92 = 101,342.25 : x
  2. Step 2: Convert to fraction form
    181,913.40/251,044.92 = 101,342.25/x
  3. Step 3: Cross multiply
    181,913.40x = 251,044.92 × 101,342.25
  4. Step 4: Simplify right side
    181,913.40x = 25,441,457,043.87
  5. Step 5: Solve for x
    x = 25,441,457,043.87/181,913.40
  6. Step 6: Final answer
    x = 139,854.77

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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.