Home / 51,050.31-76,518.72-38,529.74

Finding the Fourth Proportional to 51,050.31, 76,518.72 and 38,529.74

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Solution

The fourth proportional to 51,050.31, 76,518.72 and 38,529.74 is: 57,751.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,050.31 : 76,518.72 = 38,529.74 : x
  2. Step 2: Convert to fraction form
    51,050.31/76,518.72 = 38,529.74/x
  3. Step 3: Cross multiply
    51,050.31x = 76,518.72 × 38,529.74
  4. Step 4: Simplify right side
    51,050.31x = 2,948,246,004.14
  5. Step 5: Solve for x
    x = 2,948,246,004.14/51,050.31
  6. Step 6: Final answer
    x = 57,751.77

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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.