Home / 146,461.95-219,442.05-79,948.71

Finding the Fourth Proportional to 146,461.95, 219,442.05 and 79,948.71

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Solution

The fourth proportional to 146,461.95, 219,442.05 and 79,948.71 is: 119,786.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,461.95 : 219,442.05 = 79,948.71 : x
  2. Step 2: Convert to fraction form
    146,461.95/219,442.05 = 79,948.71/x
  3. Step 3: Cross multiply
    146,461.95x = 219,442.05 × 79,948.71
  4. Step 4: Simplify right side
    146,461.95x = 17,544,108,817.26
  5. Step 5: Solve for x
    x = 17,544,108,817.26/146,461.95
  6. Step 6: Final answer
    x = 119,786.12

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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.