Home / 134,890.10-202,173.15-55,963.70

Finding the Fourth Proportional to 134,890.10, 202,173.15 and 55,963.70

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Solution

The fourth proportional to 134,890.10, 202,173.15 and 55,963.70 is: 83,878.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,890.10 : 202,173.15 = 55,963.70 : x
  2. Step 2: Convert to fraction form
    134,890.10/202,173.15 = 55,963.70/x
  3. Step 3: Cross multiply
    134,890.10x = 202,173.15 × 55,963.70
  4. Step 4: Simplify right side
    134,890.10x = 11,314,357,514.66
  5. Step 5: Solve for x
    x = 11,314,357,514.66/134,890.10
  6. Step 6: Final answer
    x = 83,878.34

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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.