Home / 101,024.90-151,629.15-51,139.70

Finding the Fourth Proportional to 101,024.90, 151,629.15 and 51,139.70

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Solution

The fourth proportional to 101,024.90, 151,629.15 and 51,139.70 is: 76,756.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,024.90 : 151,629.15 = 51,139.70 : x
  2. Step 2: Convert to fraction form
    101,024.90/151,629.15 = 51,139.70/x
  3. Step 3: Cross multiply
    101,024.90x = 151,629.15 × 51,139.70
  4. Step 4: Simplify right side
    101,024.90x = 7,754,269,242.26
  5. Step 5: Solve for x
    x = 7,754,269,242.26/101,024.90
  6. Step 6: Final answer
    x = 76,756.02

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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.