Home / 119,455.48-164,793.18-71,625.70

Finding the Fourth Proportional to 119,455.48, 164,793.18 and 71,625.70

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Solution

The fourth proportional to 119,455.48, 164,793.18 and 71,625.70 is: 98,810.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,455.48 : 164,793.18 = 71,625.70 : x
  2. Step 2: Convert to fraction form
    119,455.48/164,793.18 = 71,625.70/x
  3. Step 3: Cross multiply
    119,455.48x = 164,793.18 × 71,625.70
  4. Step 4: Simplify right side
    119,455.48x = 11,803,426,872.73
  5. Step 5: Solve for x
    x = 11,803,426,872.73/119,455.48
  6. Step 6: Final answer
    x = 98,810.26

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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.