Home / 45,488.93-68,220.43-28,823.81

Finding the Fourth Proportional to 45,488.93, 68,220.43 and 28,823.81

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Solution

The fourth proportional to 45,488.93, 68,220.43 and 28,823.81 is: 43,227.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,488.93 : 68,220.43 = 28,823.81 : x
  2. Step 2: Convert to fraction form
    45,488.93/68,220.43 = 28,823.81/x
  3. Step 3: Cross multiply
    45,488.93x = 68,220.43 × 28,823.81
  4. Step 4: Simplify right side
    45,488.93x = 1,966,372,712.44
  5. Step 5: Solve for x
    x = 1,966,372,712.44/45,488.93
  6. Step 6: Final answer
    x = 43,227.50

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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.