Home / 212,424.06-318,605.33-62,656.95

Finding the Fourth Proportional to 212,424.06, 318,605.33 and 62,656.95

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Solution

The fourth proportional to 212,424.06, 318,605.33 and 62,656.95 is: 93,976.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,424.06 : 318,605.33 = 62,656.95 : x
  2. Step 2: Convert to fraction form
    212,424.06/318,605.33 = 62,656.95/x
  3. Step 3: Cross multiply
    212,424.06x = 318,605.33 × 62,656.95
  4. Step 4: Simplify right side
    212,424.06x = 19,962,836,638.52
  5. Step 5: Solve for x
    x = 19,962,836,638.52/212,424.06
  6. Step 6: Final answer
    x = 93,976.35

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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.