Home / 212,748.22-293,689.56-151,533.82

Finding the Fourth Proportional to 212,748.22, 293,689.56 and 151,533.82

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Solution

The fourth proportional to 212,748.22, 293,689.56 and 151,533.82 is: 209,185.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,748.22 : 293,689.56 = 151,533.82 : x
  2. Step 2: Convert to fraction form
    212,748.22/293,689.56 = 151,533.82/x
  3. Step 3: Cross multiply
    212,748.22x = 293,689.56 × 151,533.82
  4. Step 4: Simplify right side
    212,748.22x = 44,503,900,920.92
  5. Step 5: Solve for x
    x = 44,503,900,920.92/212,748.22
  6. Step 6: Final answer
    x = 209,185.77

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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.