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Finding the Fourth Proportional to 108,682.86, 163,071.21 and 58,798.10

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Solution

The fourth proportional to 108,682.86, 163,071.21 and 58,798.10 is: 88,222.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,682.86 : 163,071.21 = 58,798.10 : x
  2. Step 2: Convert to fraction form
    108,682.86/163,071.21 = 58,798.10/x
  3. Step 3: Cross multiply
    108,682.86x = 163,071.21 × 58,798.10
  4. Step 4: Simplify right side
    108,682.86x = 9,588,276,497.34
  5. Step 5: Solve for x
    x = 9,588,276,497.34/108,682.86
  6. Step 6: Final answer
    x = 88,222.53

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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.