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Finding the Fourth Proportional to 114,501.06, 171,529.02 and 64,428.48

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Solution

The fourth proportional to 114,501.06, 171,529.02 and 64,428.48 is: 96,517.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,501.06 : 171,529.02 = 64,428.48 : x
  2. Step 2: Convert to fraction form
    114,501.06/171,529.02 = 64,428.48/x
  3. Step 3: Cross multiply
    114,501.06x = 171,529.02 × 64,428.48
  4. Step 4: Simplify right side
    114,501.06x = 11,051,354,034.49
  5. Step 5: Solve for x
    x = 11,051,354,034.49/114,501.06
  6. Step 6: Final answer
    x = 96,517.48

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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.