Home / 105,220,230.12-145,198,060.48-58,174,583.72

Finding the Fourth Proportional to 105,220,230.12, 145,198,060.48 and 58,174,583.72

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Solution

The fourth proportional to 105,220,230.12, 145,198,060.48 and 58,174,583.72 is: 80,277,687.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,220,230.12 : 145,198,060.48 = 58,174,583.72 : x
  2. Step 2: Convert to fraction form
    105,220,230.12/145,198,060.48 = 58,174,583.72/x
  3. Step 3: Cross multiply
    105,220,230.12x = 145,198,060.48 × 58,174,583.72
  4. Step 4: Simplify right side
    105,220,230.12x = 8,446,836,726,246,813
  5. Step 5: Solve for x
    x = 8,446,836,726,246,813/105,220,230.12
  6. Step 6: Final answer
    x = 80,277,687.25

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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.