Home / 94,862.28-130,925.88-64,221.48

Finding the Fourth Proportional to 94,862.28, 130,925.88 and 64,221.48

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Solution

The fourth proportional to 94,862.28, 130,925.88 and 64,221.48 is: 88,636.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,862.28 : 130,925.88 = 64,221.48 : x
  2. Step 2: Convert to fraction form
    94,862.28/130,925.88 = 64,221.48/x
  3. Step 3: Cross multiply
    94,862.28x = 130,925.88 × 64,221.48
  4. Step 4: Simplify right side
    94,862.28x = 8,408,253,783.90
  5. Step 5: Solve for x
    x = 8,408,253,783.90/94,862.28
  6. Step 6: Final answer
    x = 88,636.43

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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.