Home / 214,275.16-321,386.82-56,515.51

Finding the Fourth Proportional to 214,275.16, 321,386.82 and 56,515.51

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Solution

The fourth proportional to 214,275.16, 321,386.82 and 56,515.51 is: 84,766.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,275.16 : 321,386.82 = 56,515.51 : x
  2. Step 2: Convert to fraction form
    214,275.16/321,386.82 = 56,515.51/x
  3. Step 3: Cross multiply
    214,275.16x = 321,386.82 × 56,515.51
  4. Step 4: Simplify right side
    214,275.16x = 18,163,340,039.58
  5. Step 5: Solve for x
    x = 18,163,340,039.58/214,275.16
  6. Step 6: Final answer
    x = 84,766.43

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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.