Home / 250,966.86-346,235.49-143,479.14

Finding the Fourth Proportional to 250,966.86, 346,235.49 and 143,479.14

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Solution

The fourth proportional to 250,966.86, 346,235.49 and 143,479.14 is: 197,944.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,966.86 : 346,235.49 = 143,479.14 : x
  2. Step 2: Convert to fraction form
    250,966.86/346,235.49 = 143,479.14/x
  3. Step 3: Cross multiply
    250,966.86x = 346,235.49 × 143,479.14
  4. Step 4: Simplify right side
    250,966.86x = 49,677,570,342.68
  5. Step 5: Solve for x
    x = 49,677,570,342.68/250,966.86
  6. Step 6: Final answer
    x = 197,944.74

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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.