Home / 91,071.96-125,676.02-52,832.28

Finding the Fourth Proportional to 91,071.96, 125,676.02 and 52,832.28

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Solution

The fourth proportional to 91,071.96, 125,676.02 and 52,832.28 is: 72,906.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,071.96 : 125,676.02 = 52,832.28 : x
  2. Step 2: Convert to fraction form
    91,071.96/125,676.02 = 52,832.28/x
  3. Step 3: Cross multiply
    91,071.96x = 125,676.02 × 52,832.28
  4. Step 4: Simplify right side
    91,071.96x = 6,639,750,677.93
  5. Step 5: Solve for x
    x = 6,639,750,677.93/91,071.96
  6. Step 6: Final answer
    x = 72,906.64

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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.