Home / 160,685.10-221,634.63-96,941.34

Finding the Fourth Proportional to 160,685.10, 221,634.63 and 96,941.34

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Solution

The fourth proportional to 160,685.10, 221,634.63 and 96,941.34 is: 133,712.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,685.10 : 221,634.63 = 96,941.34 : x
  2. Step 2: Convert to fraction form
    160,685.10/221,634.63 = 96,941.34/x
  3. Step 3: Cross multiply
    160,685.10x = 221,634.63 × 96,941.34
  4. Step 4: Simplify right side
    160,685.10x = 21,485,558,022.60
  5. Step 5: Solve for x
    x = 21,485,558,022.60/160,685.10
  6. Step 6: Final answer
    x = 133,712.20

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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.