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Finding the Fourth Proportional to 119,411.34, 179,064.41 and 63,238.32

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Solution

The fourth proportional to 119,411.34, 179,064.41 and 63,238.32 is: 94,829.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,411.34 : 179,064.41 = 63,238.32 : x
  2. Step 2: Convert to fraction form
    119,411.34/179,064.41 = 63,238.32/x
  3. Step 3: Cross multiply
    119,411.34x = 179,064.41 × 63,238.32
  4. Step 4: Simplify right side
    119,411.34x = 11,323,731,564.87
  5. Step 5: Solve for x
    x = 11,323,731,564.87/119,411.34
  6. Step 6: Final answer
    x = 94,829.62

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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.