Home / 45,328.51-68,003.52-44,575.48

Finding the Fourth Proportional to 45,328.51, 68,003.52 and 44,575.48

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Solution

The fourth proportional to 45,328.51, 68,003.52 and 44,575.48 is: 66,873.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,328.51 : 68,003.52 = 44,575.48 : x
  2. Step 2: Convert to fraction form
    45,328.51/68,003.52 = 44,575.48/x
  3. Step 3: Cross multiply
    45,328.51x = 68,003.52 × 44,575.48
  4. Step 4: Simplify right side
    45,328.51x = 3,031,289,545.69
  5. Step 5: Solve for x
    x = 3,031,289,545.69/45,328.51
  6. Step 6: Final answer
    x = 66,873.80

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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.