Home / 88,237.92-121,713.48-52,402.08

Finding the Fourth Proportional to 88,237.92, 121,713.48 and 52,402.08

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Solution

The fourth proportional to 88,237.92, 121,713.48 and 52,402.08 is: 72,282.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,237.92 : 121,713.48 = 52,402.08 : x
  2. Step 2: Convert to fraction form
    88,237.92/121,713.48 = 52,402.08/x
  3. Step 3: Cross multiply
    88,237.92x = 121,713.48 × 52,402.08
  4. Step 4: Simplify right side
    88,237.92x = 6,378,039,516.04
  5. Step 5: Solve for x
    x = 6,378,039,516.04/88,237.92
  6. Step 6: Final answer
    x = 72,282.30

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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.