Home / 99,998.47-150,034.83-46,720.59

Finding the Fourth Proportional to 99,998.47, 150,034.83 and 46,720.59

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Solution

The fourth proportional to 99,998.47, 150,034.83 and 46,720.59 is: 70,098.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,998.47 : 150,034.83 = 46,720.59 : x
  2. Step 2: Convert to fraction form
    99,998.47/150,034.83 = 46,720.59/x
  3. Step 3: Cross multiply
    99,998.47x = 150,034.83 × 46,720.59
  4. Step 4: Simplify right side
    99,998.47x = 7,009,715,778.15
  5. Step 5: Solve for x
    x = 7,009,715,778.15/99,998.47
  6. Step 6: Final answer
    x = 70,098.23

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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.