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Finding the Fourth Proportional to 155,994.63, 234,021.11 and 62,507.67

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Solution

The fourth proportional to 155,994.63, 234,021.11 and 62,507.67 is: 93,773.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,994.63 : 234,021.11 = 62,507.67 : x
  2. Step 2: Convert to fraction form
    155,994.63/234,021.11 = 62,507.67/x
  3. Step 3: Cross multiply
    155,994.63x = 234,021.11 × 62,507.67
  4. Step 4: Simplify right side
    155,994.63x = 14,628,114,004.38
  5. Step 5: Solve for x
    x = 14,628,114,004.38/155,994.63
  6. Step 6: Final answer
    x = 93,773.19

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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.