Home / 92,968.35-128,275.14-52,672.87

Finding the Fourth Proportional to 92,968.35, 128,275.14 and 52,672.87

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Solution

The fourth proportional to 92,968.35, 128,275.14 and 52,672.87 is: 72,676.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,968.35 : 128,275.14 = 52,672.87 : x
  2. Step 2: Convert to fraction form
    92,968.35/128,275.14 = 52,672.87/x
  3. Step 3: Cross multiply
    92,968.35x = 128,275.14 × 52,672.87
  4. Step 4: Simplify right side
    92,968.35x = 6,756,619,773.45
  5. Step 5: Solve for x
    x = 6,756,619,773.45/92,968.35
  6. Step 6: Final answer
    x = 72,676.56

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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.