Home / 91,303,385.03-125,985,218.85-55,521,571.85

Finding the Fourth Proportional to 91,303,385.03, 125,985,218.85 and 55,521,571.85

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Solution

The fourth proportional to 91,303,385.03, 125,985,218.85 and 55,521,571.85 is: 76,611,588.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,303,385.03 : 125,985,218.85 = 55,521,571.85 : x
  2. Step 2: Convert to fraction form
    91,303,385.03/125,985,218.85 = 55,521,571.85/x
  3. Step 3: Cross multiply
    91,303,385.03x = 125,985,218.85 × 55,521,571.85
  4. Step 4: Simplify right side
    91,303,385.03x = 6,994,897,380,418,249
  5. Step 5: Solve for x
    x = 6,994,897,380,418,249/91,303,385.03
  6. Step 6: Final answer
    x = 76,611,588.70

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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.