Home / 100,901.19-151,360.48-26,020.71

Finding the Fourth Proportional to 100,901.19, 151,360.48 and 26,020.71

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Solution

The fourth proportional to 100,901.19, 151,360.48 and 26,020.71 is: 39,033.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,901.19 : 151,360.48 = 26,020.71 : x
  2. Step 2: Convert to fraction form
    100,901.19/151,360.48 = 26,020.71/x
  3. Step 3: Cross multiply
    100,901.19x = 151,360.48 × 26,020.71
  4. Step 4: Simplify right side
    100,901.19x = 3,938,507,188.07
  5. Step 5: Solve for x
    x = 3,938,507,188.07/100,901.19
  6. Step 6: Final answer
    x = 39,033.31

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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.