Home / 115,465,572.93-173,255,265.15-54,058,889.73

Finding the Fourth Proportional to 115,465,572.93, 173,255,265.15 and 54,058,889.73

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Solution

The fourth proportional to 115,465,572.93, 173,255,265.15 and 54,058,889.73 is: 81,114,976.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,465,572.93 : 173,255,265.15 = 54,058,889.73 : x
  2. Step 2: Convert to fraction form
    115,465,572.93/173,255,265.15 = 54,058,889.73/x
  3. Step 3: Cross multiply
    115,465,572.93x = 173,255,265.15 × 54,058,889.73
  4. Step 4: Simplify right side
    115,465,572.93x = 9,365,987,273,885,762
  5. Step 5: Solve for x
    x = 9,365,987,273,885,762/115,465,572.93
  6. Step 6: Final answer
    x = 81,114,976.84

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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.