Home / 45,121.25-62,246.64-29,210.83

Finding the Fourth Proportional to 45,121.25, 62,246.64 and 29,210.83

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Solution

The fourth proportional to 45,121.25, 62,246.64 and 29,210.83 is: 40,297.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,121.25 : 62,246.64 = 29,210.83 : x
  2. Step 2: Convert to fraction form
    45,121.25/62,246.64 = 29,210.83/x
  3. Step 3: Cross multiply
    45,121.25x = 62,246.64 × 29,210.83
  4. Step 4: Simplify right side
    45,121.25x = 1,818,276,019.11
  5. Step 5: Solve for x
    x = 1,818,276,019.11/45,121.25
  6. Step 6: Final answer
    x = 40,297.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.