Home / 119,326.13-164,665.84-65,610.77

Finding the Fourth Proportional to 119,326.13, 164,665.84 and 65,610.77

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Solution

The fourth proportional to 119,326.13, 164,665.84 and 65,610.77 is: 90,540.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,326.13 : 164,665.84 = 65,610.77 : x
  2. Step 2: Convert to fraction form
    119,326.13/164,665.84 = 65,610.77/x
  3. Step 3: Cross multiply
    119,326.13x = 164,665.84 × 65,610.77
  4. Step 4: Simplify right side
    119,326.13x = 10,803,851,567.74
  5. Step 5: Solve for x
    x = 10,803,851,567.74/119,326.13
  6. Step 6: Final answer
    x = 90,540.54

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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.