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Finding the Fourth Proportional to 176,205, 243,071.01 and 108,237.29

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Solution

The fourth proportional to 176,205, 243,071.01 and 108,237.29 is: 149,311.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,205 : 243,071.01 = 108,237.29 : x
  2. Step 2: Convert to fraction form
    176,205/243,071.01 = 108,237.29/x
  3. Step 3: Cross multiply
    176,205x = 243,071.01 × 108,237.29
  4. Step 4: Simplify right side
    176,205x = 26,309,346,184.61
  5. Step 5: Solve for x
    x = 26,309,346,184.61/176,205
  6. Step 6: Final answer
    x = 149,311.01

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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.