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Finding the Fourth Proportional to 162,412.59, 243,614.79 and 44,080.86

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Solution

The fourth proportional to 162,412.59, 243,614.79 and 44,080.86 is: 66,120.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,412.59 : 243,614.79 = 44,080.86 : x
  2. Step 2: Convert to fraction form
    162,412.59/243,614.79 = 44,080.86/x
  3. Step 3: Cross multiply
    162,412.59x = 243,614.79 × 44,080.86
  4. Step 4: Simplify right side
    162,412.59x = 10,738,748,995.14
  5. Step 5: Solve for x
    x = 10,738,748,995.14/162,412.59
  6. Step 6: Final answer
    x = 66,120.17

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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.