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Finding the Fourth Proportional to 341,352.16, 512,030.40 and 104,693.92

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Solution

The fourth proportional to 341,352.16, 512,030.40 and 104,693.92 is: 157,041.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,352.16 : 512,030.40 = 104,693.92 : x
  2. Step 2: Convert to fraction form
    341,352.16/512,030.40 = 104,693.92/x
  3. Step 3: Cross multiply
    341,352.16x = 512,030.40 × 104,693.92
  4. Step 4: Simplify right side
    341,352.16x = 53,606,469,735.17
  5. Step 5: Solve for x
    x = 53,606,469,735.17/341,352.16
  6. Step 6: Final answer
    x = 157,041.54

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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.