Home / 212,043.28-292,620.36-116,559.76

Finding the Fourth Proportional to 212,043.28, 292,620.36 and 116,559.76

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Solution

The fourth proportional to 212,043.28, 292,620.36 and 116,559.76 is: 160,852.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,043.28 : 292,620.36 = 116,559.76 : x
  2. Step 2: Convert to fraction form
    212,043.28/292,620.36 = 116,559.76/x
  3. Step 3: Cross multiply
    212,043.28x = 292,620.36 × 116,559.76
  4. Step 4: Simplify right side
    212,043.28x = 34,107,758,932.71
  5. Step 5: Solve for x
    x = 34,107,758,932.71/212,043.28
  6. Step 6: Final answer
    x = 160,852.82

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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.