Home / 146,658.74-219,992.18-51,875.51

Finding the Fourth Proportional to 146,658.74, 219,992.18 and 51,875.51

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Solution

The fourth proportional to 146,658.74, 219,992.18 and 51,875.51 is: 77,814.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,658.74 : 219,992.18 = 51,875.51 : x
  2. Step 2: Convert to fraction form
    146,658.74/219,992.18 = 51,875.51/x
  3. Step 3: Cross multiply
    146,658.74x = 219,992.18 × 51,875.51
  4. Step 4: Simplify right side
    146,658.74x = 11,412,205,174.17
  5. Step 5: Solve for x
    x = 11,412,205,174.17/146,658.74
  6. Step 6: Final answer
    x = 77,814.70

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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.