Home / 144,112.32-215,725.56-122,854.68

Finding the Fourth Proportional to 144,112.32, 215,725.56 and 122,854.68

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Solution

The fourth proportional to 144,112.32, 215,725.56 and 122,854.68 is: 183,904.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,112.32 : 215,725.56 = 122,854.68 : x
  2. Step 2: Convert to fraction form
    144,112.32/215,725.56 = 122,854.68/x
  3. Step 3: Cross multiply
    144,112.32x = 215,725.56 × 122,854.68
  4. Step 4: Simplify right side
    144,112.32x = 26,502,894,641.62
  5. Step 5: Solve for x
    x = 26,502,894,641.62/144,112.32
  6. Step 6: Final answer
    x = 183,904.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.