Home / 160,435.73-221,424.66-92,439.57

Finding the Fourth Proportional to 160,435.73, 221,424.66 and 92,439.57

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Solution

The fourth proportional to 160,435.73, 221,424.66 and 92,439.57 is: 127,580.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,435.73 : 221,424.66 = 92,439.57 : x
  2. Step 2: Convert to fraction form
    160,435.73/221,424.66 = 92,439.57/x
  3. Step 3: Cross multiply
    160,435.73x = 221,424.66 × 92,439.57
  4. Step 4: Simplify right side
    160,435.73x = 20,468,400,357.80
  5. Step 5: Solve for x
    x = 20,468,400,357.80/160,435.73
  6. Step 6: Final answer
    x = 127,580.06

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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.