Home / 160,328.40-221,211.66-95,771.22

Finding the Fourth Proportional to 160,328.40, 221,211.66 and 95,771.22

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Solution

The fourth proportional to 160,328.40, 221,211.66 and 95,771.22 is: 132,139.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,328.40 : 221,211.66 = 95,771.22 : x
  2. Step 2: Convert to fraction form
    160,328.40/221,211.66 = 95,771.22/x
  3. Step 3: Cross multiply
    160,328.40x = 221,211.66 × 95,771.22
  4. Step 4: Simplify right side
    160,328.40x = 21,185,710,556.43
  5. Step 5: Solve for x
    x = 21,185,710,556.43/160,328.40
  6. Step 6: Final answer
    x = 132,139.47

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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.