Home / 160,365.04-221,157.54-137,696.92

Finding the Fourth Proportional to 160,365.04, 221,157.54 and 137,696.92

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Solution

The fourth proportional to 160,365.04, 221,157.54 and 137,696.92 is: 189,896.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,365.04 : 221,157.54 = 137,696.92 : x
  2. Step 2: Convert to fraction form
    160,365.04/221,157.54 = 137,696.92/x
  3. Step 3: Cross multiply
    160,365.04x = 221,157.54 × 137,696.92
  4. Step 4: Simplify right side
    160,365.04x = 30,452,712,092.78
  5. Step 5: Solve for x
    x = 30,452,712,092.78/160,365.04
  6. Step 6: Final answer
    x = 189,896.20

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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.