Home / 52,616.44-78,540.85-45,973.36

Finding the Fourth Proportional to 52,616.44, 78,540.85 and 45,973.36

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Solution

The fourth proportional to 52,616.44, 78,540.85 and 45,973.36 is: 68,624.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,616.44 : 78,540.85 = 45,973.36 : x
  2. Step 2: Convert to fraction form
    52,616.44/78,540.85 = 45,973.36/x
  3. Step 3: Cross multiply
    52,616.44x = 78,540.85 × 45,973.36
  4. Step 4: Simplify right side
    52,616.44x = 3,610,786,771.76
  5. Step 5: Solve for x
    x = 3,610,786,771.76/52,616.44
  6. Step 6: Final answer
    x = 68,624.69

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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.