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Finding the Fourth Proportional to 238,762.91, 358,147.17 and 94,703.87

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Solution

The fourth proportional to 238,762.91, 358,147.17 and 94,703.87 is: 142,056.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,762.91 : 358,147.17 = 94,703.87 : x
  2. Step 2: Convert to fraction form
    238,762.91/358,147.17 = 94,703.87/x
  3. Step 3: Cross multiply
    238,762.91x = 358,147.17 × 94,703.87
  4. Step 4: Simplify right side
    238,762.91x = 33,917,921,237.81
  5. Step 5: Solve for x
    x = 33,917,921,237.81/238,762.91
  6. Step 6: Final answer
    x = 142,056.91

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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.