Home / 97,293.20-145,655.46-87,954.71

Finding the Fourth Proportional to 97,293.20, 145,655.46 and 87,954.71

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Solution

The fourth proportional to 97,293.20, 145,655.46 and 87,954.71 is: 131,675.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,293.20 : 145,655.46 = 87,954.71 : x
  2. Step 2: Convert to fraction form
    97,293.20/145,655.46 = 87,954.71/x
  3. Step 3: Cross multiply
    97,293.20x = 145,655.46 × 87,954.71
  4. Step 4: Simplify right side
    97,293.20x = 12,811,083,015.94
  5. Step 5: Solve for x
    x = 12,811,083,015.94/97,293.20
  6. Step 6: Final answer
    x = 131,675.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.