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Finding the Fourth Proportional to 176,440.80, 264,774.60 and 97,611.60

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Solution

The fourth proportional to 176,440.80, 264,774.60 and 97,611.60 is: 146,480.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,440.80 : 264,774.60 = 97,611.60 : x
  2. Step 2: Convert to fraction form
    176,440.80/264,774.60 = 97,611.60/x
  3. Step 3: Cross multiply
    176,440.80x = 264,774.60 × 97,611.60
  4. Step 4: Simplify right side
    176,440.80x = 25,845,072,345.36
  5. Step 5: Solve for x
    x = 25,845,072,345.36/176,440.80
  6. Step 6: Final answer
    x = 146,480.14

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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.