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Finding the Fourth Proportional to 64,094.29, 96,146.90 and 16,715.67

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Solution

The fourth proportional to 64,094.29, 96,146.90 and 16,715.67 is: 25,074.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,094.29 : 96,146.90 = 16,715.67 : x
  2. Step 2: Convert to fraction form
    64,094.29/96,146.90 = 16,715.67/x
  3. Step 3: Cross multiply
    64,094.29x = 96,146.90 × 16,715.67
  4. Step 4: Simplify right side
    64,094.29x = 1,607,159,470.48
  5. Step 5: Solve for x
    x = 1,607,159,470.48/64,094.29
  6. Step 6: Final answer
    x = 25,074.93

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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.