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Finding the Fourth Proportional to 262,191.59, 361,852.14 and 160,276.70

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Solution

The fourth proportional to 262,191.59, 361,852.14 and 160,276.70 is: 221,198.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,191.59 : 361,852.14 = 160,276.70 : x
  2. Step 2: Convert to fraction form
    262,191.59/361,852.14 = 160,276.70/x
  3. Step 3: Cross multiply
    262,191.59x = 361,852.14 × 160,276.70
  4. Step 4: Simplify right side
    262,191.59x = 57,996,466,887.14
  5. Step 5: Solve for x
    x = 57,996,466,887.14/262,191.59
  6. Step 6: Final answer
    x = 221,198.81

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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.