Home / 200,934.88-301,325.04-67,779.52

Finding the Fourth Proportional to 200,934.88, 301,325.04 and 67,779.52

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Solution

The fourth proportional to 200,934.88, 301,325.04 and 67,779.52 is: 101,643.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,934.88 : 301,325.04 = 67,779.52 : x
  2. Step 2: Convert to fraction form
    200,934.88/301,325.04 = 67,779.52/x
  3. Step 3: Cross multiply
    200,934.88x = 301,325.04 × 67,779.52
  4. Step 4: Simplify right side
    200,934.88x = 20,423,666,575.18
  5. Step 5: Solve for x
    x = 20,423,666,575.18/200,934.88
  6. Step 6: Final answer
    x = 101,643.21

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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.