Home / 212,111.64-318,167.55-62,351.94

Finding the Fourth Proportional to 212,111.64, 318,167.55 and 62,351.94

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Solution

The fourth proportional to 212,111.64, 318,167.55 and 62,351.94 is: 93,527.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,111.64 : 318,167.55 = 62,351.94 : x
  2. Step 2: Convert to fraction form
    212,111.64/318,167.55 = 62,351.94/x
  3. Step 3: Cross multiply
    212,111.64x = 318,167.55 × 62,351.94
  4. Step 4: Simplify right side
    212,111.64x = 19,838,363,987.55
  5. Step 5: Solve for x
    x = 19,838,363,987.55/212,111.64
  6. Step 6: Final answer
    x = 93,527.94

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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.