Home / 83,483.57-125,266.44-39,102.65

Finding the Fourth Proportional to 83,483.57, 125,266.44 and 39,102.65

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Solution

The fourth proportional to 83,483.57, 125,266.44 and 39,102.65 is: 58,673.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,483.57 : 125,266.44 = 39,102.65 : x
  2. Step 2: Convert to fraction form
    83,483.57/125,266.44 = 39,102.65/x
  3. Step 3: Cross multiply
    83,483.57x = 125,266.44 × 39,102.65
  4. Step 4: Simplify right side
    83,483.57x = 4,898,249,133.73
  5. Step 5: Solve for x
    x = 4,898,249,133.73/83,483.57
  6. Step 6: Final answer
    x = 58,673.21

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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.