Home / 212,851.46-293,721.63-117,358.94

Finding the Fourth Proportional to 212,851.46, 293,721.63 and 117,358.94

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Solution

The fourth proportional to 212,851.46, 293,721.63 and 117,358.94 is: 161,947.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,851.46 : 293,721.63 = 117,358.94 : x
  2. Step 2: Convert to fraction form
    212,851.46/293,721.63 = 117,358.94/x
  3. Step 3: Cross multiply
    212,851.46x = 293,721.63 × 117,358.94
  4. Step 4: Simplify right side
    212,851.46x = 34,470,859,446.08
  5. Step 5: Solve for x
    x = 34,470,859,446.08/212,851.46
  6. Step 6: Final answer
    x = 161,947.96

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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.