Home / 146,275.75-219,397.90-99,193.06

Finding the Fourth Proportional to 146,275.75, 219,397.90 and 99,193.06

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Solution

The fourth proportional to 146,275.75, 219,397.90 and 99,193.06 is: 148,778.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,275.75 : 219,397.90 = 99,193.06 : x
  2. Step 2: Convert to fraction form
    146,275.75/219,397.90 = 99,193.06/x
  3. Step 3: Cross multiply
    146,275.75x = 219,397.90 × 99,193.06
  4. Step 4: Simplify right side
    146,275.75x = 21,762,749,058.57
  5. Step 5: Solve for x
    x = 21,762,749,058.57/146,275.75
  6. Step 6: Final answer
    x = 148,778.93

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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.