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Finding the Fourth Proportional to 90,080.92, 135,048.48 and 37,529.74

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Solution

The fourth proportional to 90,080.92, 135,048.48 and 37,529.74 is: 56,264.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,080.92 : 135,048.48 = 37,529.74 : x
  2. Step 2: Convert to fraction form
    90,080.92/135,048.48 = 37,529.74/x
  3. Step 3: Cross multiply
    90,080.92x = 135,048.48 × 37,529.74
  4. Step 4: Simplify right side
    90,080.92x = 5,068,334,341.80
  5. Step 5: Solve for x
    x = 5,068,334,341.80/90,080.92
  6. Step 6: Final answer
    x = 56,264.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.