Home / 144,110.32-215,722.56-122,852.68

Finding the Fourth Proportional to 144,110.32, 215,722.56 and 122,852.68

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Solution

The fourth proportional to 144,110.32, 215,722.56 and 122,852.68 is: 183,901.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,110.32 : 215,722.56 = 122,852.68 : x
  2. Step 2: Convert to fraction form
    144,110.32/215,722.56 = 122,852.68/x
  3. Step 3: Cross multiply
    144,110.32x = 215,722.56 × 122,852.68
  4. Step 4: Simplify right side
    144,110.32x = 26,502,094,632.46
  5. Step 5: Solve for x
    x = 26,502,094,632.46/144,110.32
  6. Step 6: Final answer
    x = 183,901.43

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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.