Home / 119,325.75-164,665.32-65,610.39

Finding the Fourth Proportional to 119,325.75, 164,665.32 and 65,610.39

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Solution

The fourth proportional to 119,325.75, 164,665.32 and 65,610.39 is: 90,540.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,325.75 : 164,665.32 = 65,610.39 : x
  2. Step 2: Convert to fraction form
    119,325.75/164,665.32 = 65,610.39/x
  3. Step 3: Cross multiply
    119,325.75x = 164,665.32 × 65,610.39
  4. Step 4: Simplify right side
    119,325.75x = 10,803,755,864.67
  5. Step 5: Solve for x
    x = 10,803,755,864.67/119,325.75
  6. Step 6: Final answer
    x = 90,540.02

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1.5x scale

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.