Home / 250,814.66-346,134.21-137,641.46

Finding the Fourth Proportional to 250,814.66, 346,134.21 and 137,641.46

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Solution

The fourth proportional to 250,814.66, 346,134.21 and 137,641.46 is: 189,950.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,814.66 : 346,134.21 = 137,641.46 : x
  2. Step 2: Convert to fraction form
    250,814.66/346,134.21 = 137,641.46/x
  3. Step 3: Cross multiply
    250,814.66x = 346,134.21 × 137,641.46
  4. Step 4: Simplify right side
    250,814.66x = 47,642,418,020.35
  5. Step 5: Solve for x
    x = 47,642,418,020.35/250,814.66
  6. Step 6: Final answer
    x = 189,950.69

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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.