Home / 88,353.96-121,919.35-52,537.05

Finding the Fourth Proportional to 88,353.96, 121,919.35 and 52,537.05

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Solution

The fourth proportional to 88,353.96, 121,919.35 and 52,537.05 is: 72,495.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,353.96 : 121,919.35 = 52,537.05 : x
  2. Step 2: Convert to fraction form
    88,353.96/121,919.35 = 52,537.05/x
  3. Step 3: Cross multiply
    88,353.96x = 121,919.35 × 52,537.05
  4. Step 4: Simplify right side
    88,353.96x = 6,405,282,986.92
  5. Step 5: Solve for x
    x = 6,405,282,986.92/88,353.96
  6. Step 6: Final answer
    x = 72,495.71

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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.