Home / 129,974.40-194,974.56-46,848.96

Finding the Fourth Proportional to 129,974.40, 194,974.56 and 46,848.96

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Solution

The fourth proportional to 129,974.40, 194,974.56 and 46,848.96 is: 70,278.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,974.40 : 194,974.56 = 46,848.96 : x
  2. Step 2: Convert to fraction form
    129,974.40/194,974.56 = 46,848.96/x
  3. Step 3: Cross multiply
    129,974.40x = 194,974.56 × 46,848.96
  4. Step 4: Simplify right side
    129,974.40x = 9,134,355,362.46
  5. Step 5: Solve for x
    x = 9,134,355,362.46/129,974.40
  6. Step 6: Final answer
    x = 70,278.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.