Home / 212,442.08-293,180.64-116,947.76

Finding the Fourth Proportional to 212,442.08, 293,180.64 and 116,947.76

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Solution

The fourth proportional to 212,442.08, 293,180.64 and 116,947.76 is: 161,393.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,442.08 : 293,180.64 = 116,947.76 : x
  2. Step 2: Convert to fraction form
    212,442.08/293,180.64 = 116,947.76/x
  3. Step 3: Cross multiply
    212,442.08x = 293,180.64 × 116,947.76
  4. Step 4: Simplify right side
    212,442.08x = 34,286,819,123.37
  5. Step 5: Solve for x
    x = 34,286,819,123.37/212,442.08
  6. Step 6: Final answer
    x = 161,393.73

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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.