Home / 111,317.27-166,959.75-36,440.38

Finding the Fourth Proportional to 111,317.27, 166,959.75 and 36,440.38

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Solution

The fourth proportional to 111,317.27, 166,959.75 and 36,440.38 is: 54,655.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,317.27 : 166,959.75 = 36,440.38 : x
  2. Step 2: Convert to fraction form
    111,317.27/166,959.75 = 36,440.38/x
  3. Step 3: Cross multiply
    111,317.27x = 166,959.75 × 36,440.38
  4. Step 4: Simplify right side
    111,317.27x = 6,084,075,935.93
  5. Step 5: Solve for x
    x = 6,084,075,935.93/111,317.27
  6. Step 6: Final answer
    x = 54,655.28

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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.