Home / 185,107.34-255,433.40-104,542.72

Finding the Fourth Proportional to 185,107.34, 255,433.40 and 104,542.72

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Solution

The fourth proportional to 185,107.34, 255,433.40 and 104,542.72 is: 144,260.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,107.34 : 255,433.40 = 104,542.72 : x
  2. Step 2: Convert to fraction form
    185,107.34/255,433.40 = 104,542.72/x
  3. Step 3: Cross multiply
    185,107.34x = 255,433.40 × 104,542.72
  4. Step 4: Simplify right side
    185,107.34x = 26,703,701,645.59
  5. Step 5: Solve for x
    x = 26,703,701,645.59/185,107.34
  6. Step 6: Final answer
    x = 144,260.63

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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.