Home / 169,212.14-253,818.78-42,852.32

Finding the Fourth Proportional to 169,212.14, 253,818.78 and 42,852.32

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Solution

The fourth proportional to 169,212.14, 253,818.78 and 42,852.32 is: 64,278.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,212.14 : 253,818.78 = 42,852.32 : x
  2. Step 2: Convert to fraction form
    169,212.14/253,818.78 = 42,852.32/x
  3. Step 3: Cross multiply
    169,212.14x = 253,818.78 × 42,852.32
  4. Step 4: Simplify right side
    169,212.14x = 10,876,723,582.57
  5. Step 5: Solve for x
    x = 10,876,723,582.57/169,212.14
  6. Step 6: Final answer
    x = 64,278.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.