Home / 110,689.09-166,017.08-30,718.63

Finding the Fourth Proportional to 110,689.09, 166,017.08 and 30,718.63

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Solution

The fourth proportional to 110,689.09, 166,017.08 and 30,718.63 is: 46,073.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,689.09 : 166,017.08 = 30,718.63 : x
  2. Step 2: Convert to fraction form
    110,689.09/166,017.08 = 30,718.63/x
  3. Step 3: Cross multiply
    110,689.09x = 166,017.08 × 30,718.63
  4. Step 4: Simplify right side
    110,689.09x = 5,099,816,385.72
  5. Step 5: Solve for x
    x = 5,099,816,385.72/110,689.09
  6. Step 6: Final answer
    x = 46,073.34

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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.