Home / 160,323.09-221,192.14-92,338.70

Finding the Fourth Proportional to 160,323.09, 221,192.14 and 92,338.70

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Solution

The fourth proportional to 160,323.09, 221,192.14 and 92,338.70 is: 127,396.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,323.09 : 221,192.14 = 92,338.70 : x
  2. Step 2: Convert to fraction form
    160,323.09/221,192.14 = 92,338.70/x
  3. Step 3: Cross multiply
    160,323.09x = 221,192.14 × 92,338.70
  4. Step 4: Simplify right side
    160,323.09x = 20,424,594,979.95
  5. Step 5: Solve for x
    x = 20,424,594,979.95/160,323.09
  6. Step 6: Final answer
    x = 127,396.47

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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.