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Finding the Fourth Proportional to 164,630.72, 246,912.80 and 46,307.52

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Solution

The fourth proportional to 164,630.72, 246,912.80 and 46,307.52 is: 69,451.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,630.72 : 246,912.80 = 46,307.52 : x
  2. Step 2: Convert to fraction form
    164,630.72/246,912.80 = 46,307.52/x
  3. Step 3: Cross multiply
    164,630.72x = 246,912.80 × 46,307.52
  4. Step 4: Simplify right side
    164,630.72x = 11,433,919,424.26
  5. Step 5: Solve for x
    x = 11,433,919,424.26/164,630.72
  6. Step 6: Final answer
    x = 69,451.92

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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.