Home / 65,215.08-89,998.92-36,920.16

Finding the Fourth Proportional to 65,215.08, 89,998.92 and 36,920.16

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Solution

The fourth proportional to 65,215.08, 89,998.92 and 36,920.16 is: 50,951.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,215.08 : 89,998.92 = 36,920.16 : x
  2. Step 2: Convert to fraction form
    65,215.08/89,998.92 = 36,920.16/x
  3. Step 3: Cross multiply
    65,215.08x = 89,998.92 × 36,920.16
  4. Step 4: Simplify right side
    65,215.08x = 3,322,774,526.23
  5. Step 5: Solve for x
    x = 3,322,774,526.23/65,215.08
  6. Step 6: Final answer
    x = 50,951.02

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1.5x scale

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.