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Finding the Fourth Proportional to 114,459.44, 157,953.46 and 64,158.44

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Solution

The fourth proportional to 114,459.44, 157,953.46 and 64,158.44 is: 88,538.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,459.44 : 157,953.46 = 64,158.44 : x
  2. Step 2: Convert to fraction form
    114,459.44/157,953.46 = 64,158.44/x
  3. Step 3: Cross multiply
    114,459.44x = 157,953.46 × 64,158.44
  4. Step 4: Simplify right side
    114,459.44x = 10,134,047,586.20
  5. Step 5: Solve for x
    x = 10,134,047,586.20/114,459.44
  6. Step 6: Final answer
    x = 88,538.33

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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.