Home / 51,305.40-76,958.10-49,337.10

Finding the Fourth Proportional to 51,305.40, 76,958.10 and 49,337.10

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Solution

The fourth proportional to 51,305.40, 76,958.10 and 49,337.10 is: 74,005.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,305.40 : 76,958.10 = 49,337.10 : x
  2. Step 2: Convert to fraction form
    51,305.40/76,958.10 = 49,337.10/x
  3. Step 3: Cross multiply
    51,305.40x = 76,958.10 × 49,337.10
  4. Step 4: Simplify right side
    51,305.40x = 3,796,889,475.51
  5. Step 5: Solve for x
    x = 3,796,889,475.51/51,305.40
  6. Step 6: Final answer
    x = 74,005.65

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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.