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Finding the Fourth Proportional to 176,758.05, 264,979.89 and 64,417.17

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Solution

The fourth proportional to 176,758.05, 264,979.89 and 64,417.17 is: 96,568.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,758.05 : 264,979.89 = 64,417.17 : x
  2. Step 2: Convert to fraction form
    176,758.05/264,979.89 = 64,417.17/x
  3. Step 3: Cross multiply
    176,758.05x = 264,979.89 × 64,417.17
  4. Step 4: Simplify right side
    176,758.05x = 17,069,254,620.71
  5. Step 5: Solve for x
    x = 17,069,254,620.71/176,758.05
  6. Step 6: Final answer
    x = 96,568.47

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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.