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Finding the Fourth Proportional to 168,564.88, 232,599.72 and 93,108.88

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Solution

The fourth proportional to 168,564.88, 232,599.72 and 93,108.88 is: 128,479.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,564.88 : 232,599.72 = 93,108.88 : x
  2. Step 2: Convert to fraction form
    168,564.88/232,599.72 = 93,108.88/x
  3. Step 3: Cross multiply
    168,564.88x = 232,599.72 × 93,108.88
  4. Step 4: Simplify right side
    168,564.88x = 21,657,099,417.51
  5. Step 5: Solve for x
    x = 21,657,099,417.51/168,564.88
  6. Step 6: Final answer
    x = 128,479.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.