Home / 92,968.56-128,268.12-52,675.92

Finding the Fourth Proportional to 92,968.56, 128,268.12 and 52,675.92

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Solution

The fourth proportional to 92,968.56, 128,268.12 and 52,675.92 is: 72,676.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,968.56 : 128,268.12 = 52,675.92 : x
  2. Step 2: Convert to fraction form
    92,968.56/128,268.12 = 52,675.92/x
  3. Step 3: Cross multiply
    92,968.56x = 128,268.12 × 52,675.92
  4. Step 4: Simplify right side
    92,968.56x = 6,756,641,227.67
  5. Step 5: Solve for x
    x = 6,756,641,227.67/92,968.56
  6. Step 6: Final answer
    x = 72,676.63

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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.