Home / 75,404.52-104,058.54-47,126.34

Finding the Fourth Proportional to 75,404.52, 104,058.54 and 47,126.34

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Solution

The fourth proportional to 75,404.52, 104,058.54 and 47,126.34 is: 65,034.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,404.52 : 104,058.54 = 47,126.34 : x
  2. Step 2: Convert to fraction form
    75,404.52/104,058.54 = 47,126.34/x
  3. Step 3: Cross multiply
    75,404.52x = 104,058.54 × 47,126.34
  4. Step 4: Simplify right side
    75,404.52x = 4,903,898,135.94
  5. Step 5: Solve for x
    x = 4,903,898,135.94/75,404.52
  6. Step 6: Final answer
    x = 65,034.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.