Home / 212,556-318,886.08-62,795.36

Finding the Fourth Proportional to 212,556, 318,886.08 and 62,795.36

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Solution

The fourth proportional to 212,556, 318,886.08 and 62,795.36 is: 94,208.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,556 : 318,886.08 = 62,795.36 : x
  2. Step 2: Convert to fraction form
    212,556/318,886.08 = 62,795.36/x
  3. Step 3: Cross multiply
    212,556x = 318,886.08 × 62,795.36
  4. Step 4: Simplify right side
    212,556x = 20,024,566,192.59
  5. Step 5: Solve for x
    x = 20,024,566,192.59/212,556
  6. Step 6: Final answer
    x = 94,208.43

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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.