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Finding the Fourth Proportional to 341,394.72, 512,038.08 and 116,754.72

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Solution

The fourth proportional to 341,394.72, 512,038.08 and 116,754.72 is: 175,113.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,394.72 : 512,038.08 = 116,754.72 : x
  2. Step 2: Convert to fraction form
    341,394.72/512,038.08 = 116,754.72/x
  3. Step 3: Cross multiply
    341,394.72x = 512,038.08 × 116,754.72
  4. Step 4: Simplify right side
    341,394.72x = 59,782,862,659.74
  5. Step 5: Solve for x
    x = 59,782,862,659.74/341,394.72
  6. Step 6: Final answer
    x = 175,113.61

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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.