Home / 45,947.40-68,950.46-29,319.31

Finding the Fourth Proportional to 45,947.40, 68,950.46 and 29,319.31

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Solution

The fourth proportional to 45,947.40, 68,950.46 and 29,319.31 is: 43,997.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,947.40 : 68,950.46 = 29,319.31 : x
  2. Step 2: Convert to fraction form
    45,947.40/68,950.46 = 29,319.31/x
  3. Step 3: Cross multiply
    45,947.40x = 68,950.46 × 29,319.31
  4. Step 4: Simplify right side
    45,947.40x = 2,021,579,911.38
  5. Step 5: Solve for x
    x = 2,021,579,911.38/45,947.40
  6. Step 6: Final answer
    x = 43,997.70

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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.