Home / 200,779.02-301,196.30-67,697.34

Finding the Fourth Proportional to 200,779.02, 301,196.30 and 67,697.34

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Solution

The fourth proportional to 200,779.02, 301,196.30 and 67,697.34 is: 101,555.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,779.02 : 301,196.30 = 67,697.34 : x
  2. Step 2: Convert to fraction form
    200,779.02/301,196.30 = 67,697.34/x
  3. Step 3: Cross multiply
    200,779.02x = 301,196.30 × 67,697.34
  4. Step 4: Simplify right side
    200,779.02x = 20,390,188,327.84
  5. Step 5: Solve for x
    x = 20,390,188,327.84/200,779.02
  6. Step 6: Final answer
    x = 101,555.37

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1.5x scale

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.