Home / 160,407.12-221,356.84-92,424.22

Finding the Fourth Proportional to 160,407.12, 221,356.84 and 92,424.22

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Solution

The fourth proportional to 160,407.12, 221,356.84 and 92,424.22 is: 127,542.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,407.12 : 221,356.84 = 92,424.22 : x
  2. Step 2: Convert to fraction form
    160,407.12/221,356.84 = 92,424.22/x
  3. Step 3: Cross multiply
    160,407.12x = 221,356.84 × 92,424.22
  4. Step 4: Simplify right side
    160,407.12x = 20,458,733,278.66
  5. Step 5: Solve for x
    x = 20,458,733,278.66/160,407.12
  6. Step 6: Final answer
    x = 127,542.55

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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.