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Finding the Fourth Proportional to 153,058.60, 229,603.02 and 47,879.56

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Solution

The fourth proportional to 153,058.60, 229,603.02 and 47,879.56 is: 71,824.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,058.60 : 229,603.02 = 47,879.56 : x
  2. Step 2: Convert to fraction form
    153,058.60/229,603.02 = 47,879.56/x
  3. Step 3: Cross multiply
    153,058.60x = 229,603.02 × 47,879.56
  4. Step 4: Simplify right side
    153,058.60x = 10,993,291,572.27
  5. Step 5: Solve for x
    x = 10,993,291,572.27/153,058.60
  6. Step 6: Final answer
    x = 71,824.07

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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.