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Finding the Fourth Proportional to 99,058.92, 148,625.37 and 39,911.37

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Solution

The fourth proportional to 99,058.92, 148,625.37 and 39,911.37 is: 59,881.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,058.92 : 148,625.37 = 39,911.37 : x
  2. Step 2: Convert to fraction form
    99,058.92/148,625.37 = 39,911.37/x
  3. Step 3: Cross multiply
    99,058.92x = 148,625.37 × 39,911.37
  4. Step 4: Simplify right side
    99,058.92x = 5,931,842,133.46
  5. Step 5: Solve for x
    x = 5,931,842,133.46/99,058.92
  6. Step 6: Final answer
    x = 59,881.96

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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.