Home / 202,702.28-304,090.47-67,753.58

Finding the Fourth Proportional to 202,702.28, 304,090.47 and 67,753.58

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Solution

The fourth proportional to 202,702.28, 304,090.47 and 67,753.58 is: 101,642.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,702.28 : 304,090.47 = 67,753.58 : x
  2. Step 2: Convert to fraction form
    202,702.28/304,090.47 = 67,753.58/x
  3. Step 3: Cross multiply
    202,702.28x = 304,090.47 × 67,753.58
  4. Step 4: Simplify right side
    202,702.28x = 20,603,216,465.93
  5. Step 5: Solve for x
    x = 20,603,216,465.93/202,702.28
  6. Step 6: Final answer
    x = 101,642.75

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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.