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Finding the Fourth Proportional to 155,816.98, 233,764.88 and 43,497.11

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Solution

The fourth proportional to 155,816.98, 233,764.88 and 43,497.11 is: 65,256.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,816.98 : 233,764.88 = 43,497.11 : x
  2. Step 2: Convert to fraction form
    155,816.98/233,764.88 = 43,497.11/x
  3. Step 3: Cross multiply
    155,816.98x = 233,764.88 × 43,497.11
  4. Step 4: Simplify right side
    155,816.98x = 10,168,096,699.50
  5. Step 5: Solve for x
    x = 10,168,096,699.50/155,816.98
  6. Step 6: Final answer
    x = 65,256.67

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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.