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Finding the Fourth Proportional to 228,710.66, 342,927.07 and 102,327.37

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Solution

The fourth proportional to 228,710.66, 342,927.07 and 102,327.37 is: 153,428.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,710.66 : 342,927.07 = 102,327.37 : x
  2. Step 2: Convert to fraction form
    228,710.66/342,927.07 = 102,327.37/x
  3. Step 3: Cross multiply
    228,710.66x = 342,927.07 × 102,327.37
  4. Step 4: Simplify right side
    228,710.66x = 35,090,824,061.77
  5. Step 5: Solve for x
    x = 35,090,824,061.77/228,710.66
  6. Step 6: Final answer
    x = 153,428.90

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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.