Home / 212,068.92-318,036.78-62,271.84

Finding the Fourth Proportional to 212,068.92, 318,036.78 and 62,271.84

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Solution

The fourth proportional to 212,068.92, 318,036.78 and 62,271.84 is: 93,388.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,068.92 : 318,036.78 = 62,271.84 : x
  2. Step 2: Convert to fraction form
    212,068.92/318,036.78 = 62,271.84/x
  3. Step 3: Cross multiply
    212,068.92x = 318,036.78 × 62,271.84
  4. Step 4: Simplify right side
    212,068.92x = 19,804,735,478.28
  5. Step 5: Solve for x
    x = 19,804,735,478.28/212,068.92
  6. Step 6: Final answer
    x = 93,388.20

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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.