Home / 55,224.08-76,209.20-30,073.76

Finding the Fourth Proportional to 55,224.08, 76,209.20 and 30,073.76

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Solution

The fourth proportional to 55,224.08, 76,209.20 and 30,073.76 is: 41,501.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,224.08 : 76,209.20 = 30,073.76 : x
  2. Step 2: Convert to fraction form
    55,224.08/76,209.20 = 30,073.76/x
  3. Step 3: Cross multiply
    55,224.08x = 76,209.20 × 30,073.76
  4. Step 4: Simplify right side
    55,224.08x = 2,291,897,190.59
  5. Step 5: Solve for x
    x = 2,291,897,190.59/55,224.08
  6. Step 6: Final answer
    x = 41,501.77

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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.