Home / 212,162.68-292,785.54-116,675.56

Finding the Fourth Proportional to 212,162.68, 292,785.54 and 116,675.56

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Solution

The fourth proportional to 212,162.68, 292,785.54 and 116,675.56 is: 161,012.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,162.68 : 292,785.54 = 116,675.56 : x
  2. Step 2: Convert to fraction form
    212,162.68/292,785.54 = 116,675.56/x
  3. Step 3: Cross multiply
    212,162.68x = 292,785.54 × 116,675.56
  4. Step 4: Simplify right side
    212,162.68x = 34,160,916,839.40
  5. Step 5: Solve for x
    x = 34,160,916,839.40/212,162.68
  6. Step 6: Final answer
    x = 161,012.85

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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.