Home / 202,282.40-279,496.08-160,160.72

Finding the Fourth Proportional to 202,282.40, 279,496.08 and 160,160.72

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Solution

The fourth proportional to 202,282.40, 279,496.08 and 160,160.72 is: 221,296.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,282.40 : 279,496.08 = 160,160.72 : x
  2. Step 2: Convert to fraction form
    202,282.40/279,496.08 = 160,160.72/x
  3. Step 3: Cross multiply
    202,282.40x = 279,496.08 × 160,160.72
  4. Step 4: Simplify right side
    202,282.40x = 44,764,293,409.98
  5. Step 5: Solve for x
    x = 44,764,293,409.98/202,282.40
  6. Step 6: Final answer
    x = 221,296.04

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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.