Home / 134,302.77-185,338.19-73,879.61

Finding the Fourth Proportional to 134,302.77, 185,338.19 and 73,879.61

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Solution

The fourth proportional to 134,302.77, 185,338.19 and 73,879.61 is: 101,954.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,302.77 : 185,338.19 = 73,879.61 : x
  2. Step 2: Convert to fraction form
    134,302.77/185,338.19 = 73,879.61/x
  3. Step 3: Cross multiply
    134,302.77x = 185,338.19 × 73,879.61
  4. Step 4: Simplify right side
    134,302.77x = 13,692,712,453.31
  5. Step 5: Solve for x
    x = 13,692,712,453.31/134,302.77
  6. Step 6: Final answer
    x = 101,954.06

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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.