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Finding the Fourth Proportional to 110,939.79, 166,437.63 and 32,053.50

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Solution

The fourth proportional to 110,939.79, 166,437.63 and 32,053.50 is: 48,088.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,939.79 : 166,437.63 = 32,053.50 : x
  2. Step 2: Convert to fraction form
    110,939.79/166,437.63 = 32,053.50/x
  3. Step 3: Cross multiply
    110,939.79x = 166,437.63 × 32,053.50
  4. Step 4: Simplify right side
    110,939.79x = 5,334,908,573.21
  5. Step 5: Solve for x
    x = 5,334,908,573.21/110,939.79
  6. Step 6: Final answer
    x = 48,088.32

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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.