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Finding the Fourth Proportional to 194,652.48, 291,978.24 and 46,908.48

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Solution

The fourth proportional to 194,652.48, 291,978.24 and 46,908.48 is: 70,362.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,652.48 : 291,978.24 = 46,908.48 : x
  2. Step 2: Convert to fraction form
    194,652.48/291,978.24 = 46,908.48/x
  3. Step 3: Cross multiply
    194,652.48x = 291,978.24 × 46,908.48
  4. Step 4: Simplify right side
    194,652.48x = 13,696,255,431.48
  5. Step 5: Solve for x
    x = 13,696,255,431.48/194,652.48
  6. Step 6: Final answer
    x = 70,362.60

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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.