Home / 212,044.68-292,504.23-134,378.10

Finding the Fourth Proportional to 212,044.68, 292,504.23 and 134,378.10

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Solution

The fourth proportional to 212,044.68, 292,504.23 and 134,378.10 is: 185,367.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,044.68 : 292,504.23 = 134,378.10 : x
  2. Step 2: Convert to fraction form
    212,044.68/292,504.23 = 134,378.10/x
  3. Step 3: Cross multiply
    212,044.68x = 292,504.23 × 134,378.10
  4. Step 4: Simplify right side
    212,044.68x = 39,306,162,669.36
  5. Step 5: Solve for x
    x = 39,306,162,669.36/212,044.68
  6. Step 6: Final answer
    x = 185,367.36

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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.