Home / 112,395,429.24-155,109,100.02-62,837,890.98

Finding the Fourth Proportional to 112,395,429.24, 155,109,100.02 and 62,837,890.98

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Solution

The fourth proportional to 112,395,429.24, 155,109,100.02 and 62,837,890.98 is: 86,718,194.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,395,429.24 : 155,109,100.02 = 62,837,890.98 : x
  2. Step 2: Convert to fraction form
    112,395,429.24/155,109,100.02 = 62,837,890.98/x
  3. Step 3: Cross multiply
    112,395,429.24x = 155,109,100.02 × 62,837,890.98
  4. Step 4: Simplify right side
    112,395,429.24x = 9,746,728,717,062,676
  5. Step 5: Solve for x
    x = 9,746,728,717,062,676/112,395,429.24
  6. Step 6: Final answer
    x = 86,718,194.71

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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.