Home / 134,793.80-202,216.61-51,681.32

Finding the Fourth Proportional to 134,793.80, 202,216.61 and 51,681.32

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Solution

The fourth proportional to 134,793.80, 202,216.61 and 51,681.32 is: 77,531.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,793.80 : 202,216.61 = 51,681.32 : x
  2. Step 2: Convert to fraction form
    134,793.80/202,216.61 = 51,681.32/x
  3. Step 3: Cross multiply
    134,793.80x = 202,216.61 × 51,681.32
  4. Step 4: Simplify right side
    134,793.80x = 10,450,820,319.64
  5. Step 5: Solve for x
    x = 10,450,820,319.64/134,793.80
  6. Step 6: Final answer
    x = 77,531.91

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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.