Home / 105,216.12-157,720.26-41,998.14

Finding the Fourth Proportional to 105,216.12, 157,720.26 and 41,998.14

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Solution

The fourth proportional to 105,216.12, 157,720.26 and 41,998.14 is: 62,955.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,216.12 : 157,720.26 = 41,998.14 : x
  2. Step 2: Convert to fraction form
    105,216.12/157,720.26 = 41,998.14/x
  3. Step 3: Cross multiply
    105,216.12x = 157,720.26 × 41,998.14
  4. Step 4: Simplify right side
    105,216.12x = 6,623,957,560.32
  5. Step 5: Solve for x
    x = 6,623,957,560.32/105,216.12
  6. Step 6: Final answer
    x = 62,955.73

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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.