Home / 144,866.06-217,254.89-100,174.71

Finding the Fourth Proportional to 144,866.06, 217,254.89 and 100,174.71

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Solution

The fourth proportional to 144,866.06, 217,254.89 and 100,174.71 is: 150,231.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,866.06 : 217,254.89 = 100,174.71 : x
  2. Step 2: Convert to fraction form
    144,866.06/217,254.89 = 100,174.71/x
  3. Step 3: Cross multiply
    144,866.06x = 217,254.89 × 100,174.71
  4. Step 4: Simplify right side
    144,866.06x = 21,763,445,601.83
  5. Step 5: Solve for x
    x = 21,763,445,601.83/144,866.06
  6. Step 6: Final answer
    x = 150,231.50

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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.