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Finding the Fourth Proportional to 58,054.22, 80,080.79 and 36,509.76

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Solution

The fourth proportional to 58,054.22, 80,080.79 and 36,509.76 is: 50,362.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,054.22 : 80,080.79 = 36,509.76 : x
  2. Step 2: Convert to fraction form
    58,054.22/80,080.79 = 36,509.76/x
  3. Step 3: Cross multiply
    58,054.22x = 80,080.79 × 36,509.76
  4. Step 4: Simplify right side
    58,054.22x = 2,923,730,240.96
  5. Step 5: Solve for x
    x = 2,923,730,240.96/58,054.22
  6. Step 6: Final answer
    x = 50,362.07

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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.