Home / 134,909.25-202,373.69-51,803.25

Finding the Fourth Proportional to 134,909.25, 202,373.69 and 51,803.25

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Solution

The fourth proportional to 134,909.25, 202,373.69 and 51,803.25 is: 77,708.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,909.25 : 202,373.69 = 51,803.25 : x
  2. Step 2: Convert to fraction form
    134,909.25/202,373.69 = 51,803.25/x
  3. Step 3: Cross multiply
    134,909.25x = 202,373.69 × 51,803.25
  4. Step 4: Simplify right side
    134,909.25x = 10,483,614,597.48
  5. Step 5: Solve for x
    x = 10,483,614,597.48/134,909.25
  6. Step 6: Final answer
    x = 77,708.64

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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.