Home / 49,455.78-73,823.91-45,801.06

Finding the Fourth Proportional to 49,455.78, 73,823.91 and 45,801.06

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Solution

The fourth proportional to 49,455.78, 73,823.91 and 45,801.06 is: 68,368.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,455.78 : 73,823.91 = 45,801.06 : x
  2. Step 2: Convert to fraction form
    49,455.78/73,823.91 = 45,801.06/x
  3. Step 3: Cross multiply
    49,455.78x = 73,823.91 × 45,801.06
  4. Step 4: Simplify right side
    49,455.78x = 3,381,213,331.34
  5. Step 5: Solve for x
    x = 3,381,213,331.34/49,455.78
  6. Step 6: Final answer
    x = 68,368.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.