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Finding the Fourth Proportional to 114,080.76, 157,379.08 and 73,807.48

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Solution

The fourth proportional to 114,080.76, 157,379.08 and 73,807.48 is: 101,820.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,080.76 : 157,379.08 = 73,807.48 : x
  2. Step 2: Convert to fraction form
    114,080.76/157,379.08 = 73,807.48/x
  3. Step 3: Cross multiply
    114,080.76x = 157,379.08 × 73,807.48
  4. Step 4: Simplify right side
    114,080.76x = 11,615,753,299.52
  5. Step 5: Solve for x
    x = 11,615,753,299.52/114,080.76
  6. Step 6: Final answer
    x = 101,820.44

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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.