Home / 134,801.86-202,228.70-51,689.38

Finding the Fourth Proportional to 134,801.86, 202,228.70 and 51,689.38

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Solution

The fourth proportional to 134,801.86, 202,228.70 and 51,689.38 is: 77,544.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,801.86 : 202,228.70 = 51,689.38 : x
  2. Step 2: Convert to fraction form
    134,801.86/202,228.70 = 51,689.38/x
  3. Step 3: Cross multiply
    134,801.86x = 202,228.70 × 51,689.38
  4. Step 4: Simplify right side
    134,801.86x = 10,453,076,121.21
  5. Step 5: Solve for x
    x = 10,453,076,121.21/134,801.86
  6. Step 6: Final answer
    x = 77,544.01

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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.