Home / 101,218.42-151,812.02-34,643.26

Finding the Fourth Proportional to 101,218.42, 151,812.02 and 34,643.26

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Solution

The fourth proportional to 101,218.42, 151,812.02 and 34,643.26 is: 51,959.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,218.42 : 151,812.02 = 34,643.26 : x
  2. Step 2: Convert to fraction form
    101,218.42/151,812.02 = 34,643.26/x
  3. Step 3: Cross multiply
    101,218.42x = 151,812.02 × 34,643.26
  4. Step 4: Simplify right side
    101,218.42x = 5,259,263,279.99
  5. Step 5: Solve for x
    x = 5,259,263,279.99/101,218.42
  6. Step 6: Final answer
    x = 51,959.55

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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.