Home / 214,828.67-321,937.51-158,223.64

Finding the Fourth Proportional to 214,828.67, 321,937.51 and 158,223.64

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Solution

The fourth proportional to 214,828.67, 321,937.51 and 158,223.64 is: 237,110.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,828.67 : 321,937.51 = 158,223.64 : x
  2. Step 2: Convert to fraction form
    214,828.67/321,937.51 = 158,223.64/x
  3. Step 3: Cross multiply
    214,828.67x = 321,937.51 × 158,223.64
  4. Step 4: Simplify right side
    214,828.67x = 50,938,124,281.11
  5. Step 5: Solve for x
    x = 50,938,124,281.11/214,828.67
  6. Step 6: Final answer
    x = 237,110.46

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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.