Home / 212,386.62-318,586.84-62,614.36

Finding the Fourth Proportional to 212,386.62, 318,586.84 and 62,614.36

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Solution

The fourth proportional to 212,386.62, 318,586.84 and 62,614.36 is: 93,923.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,386.62 : 318,586.84 = 62,614.36 : x
  2. Step 2: Convert to fraction form
    212,386.62/318,586.84 = 62,614.36/x
  3. Step 3: Cross multiply
    212,386.62x = 318,586.84 × 62,614.36
  4. Step 4: Simplify right side
    212,386.62x = 19,948,111,332.72
  5. Step 5: Solve for x
    x = 19,948,111,332.72/212,386.62
  6. Step 6: Final answer
    x = 93,923.58

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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.