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Finding the Fourth Proportional to 169,756.32, 254,633.47 and 43,396.37

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Solution

The fourth proportional to 169,756.32, 254,633.47 and 43,396.37 is: 65,094.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,756.32 : 254,633.47 = 43,396.37 : x
  2. Step 2: Convert to fraction form
    169,756.32/254,633.47 = 43,396.37/x
  3. Step 3: Cross multiply
    169,756.32x = 254,633.47 × 43,396.37
  4. Step 4: Simplify right side
    169,756.32x = 11,050,167,343.83
  5. Step 5: Solve for x
    x = 11,050,167,343.83/169,756.32
  6. Step 6: Final answer
    x = 65,094.29

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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.