Home / 88,274.00-121,818.90-47,987.84

Finding the Fourth Proportional to 88,274.00, 121,818.90 and 47,987.84

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Solution

The fourth proportional to 88,274.00, 121,818.90 and 47,987.84 is: 66,223.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,274.00 : 121,818.90 = 47,987.84 : x
  2. Step 2: Convert to fraction form
    88,274.00/121,818.90 = 47,987.84/x
  3. Step 3: Cross multiply
    88,274.00x = 121,818.90 × 47,987.84
  4. Step 4: Simplify right side
    88,274.00x = 5,845,825,273.08
  5. Step 5: Solve for x
    x = 5,845,825,273.08/88,274.00
  6. Step 6: Final answer
    x = 66,223.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.