Home / 160,752.22-221,836.25-92,768.38

Finding the Fourth Proportional to 160,752.22, 221,836.25 and 92,768.38

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Solution

The fourth proportional to 160,752.22, 221,836.25 and 92,768.38 is: 128,019.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,752.22 : 221,836.25 = 92,768.38 : x
  2. Step 2: Convert to fraction form
    160,752.22/221,836.25 = 92,768.38/x
  3. Step 3: Cross multiply
    160,752.22x = 221,836.25 × 92,768.38
  4. Step 4: Simplify right side
    160,752.22x = 20,579,389,215.11
  5. Step 5: Solve for x
    x = 20,579,389,215.11/160,752.22
  6. Step 6: Final answer
    x = 128,019.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.