Home / 134,064.66-185,011.20-73,640.73

Finding the Fourth Proportional to 134,064.66, 185,011.20 and 73,640.73

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Solution

The fourth proportional to 134,064.66, 185,011.20 and 73,640.73 is: 101,625.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,064.66 : 185,011.20 = 73,640.73 : x
  2. Step 2: Convert to fraction form
    134,064.66/185,011.20 = 73,640.73/x
  3. Step 3: Cross multiply
    134,064.66x = 185,011.20 × 73,640.73
  4. Step 4: Simplify right side
    134,064.66x = 13,624,359,826.18
  5. Step 5: Solve for x
    x = 13,624,359,826.18/134,064.66
  6. Step 6: Final answer
    x = 101,625.29

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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.