Home / 117,319.50-161,301.40-104,450.22

Finding the Fourth Proportional to 117,319.50, 161,301.40 and 104,450.22

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Solution

The fourth proportional to 117,319.50, 161,301.40 and 104,450.22 is: 143,607.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,319.50 : 161,301.40 = 104,450.22 : x
  2. Step 2: Convert to fraction form
    117,319.50/161,301.40 = 104,450.22/x
  3. Step 3: Cross multiply
    117,319.50x = 161,301.40 × 104,450.22
  4. Step 4: Simplify right side
    117,319.50x = 16,847,966,716.31
  5. Step 5: Solve for x
    x = 16,847,966,716.31/117,319.50
  6. Step 6: Final answer
    x = 143,607.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.