Home / 112,903,822.17-155,816,665.47-62,672,768.55

Finding the Fourth Proportional to 112,903,822.17, 155,816,665.47 and 62,672,768.55

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Solution

The fourth proportional to 112,903,822.17, 155,816,665.47 and 62,672,768.55 is: 86,493,633.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,903,822.17 : 155,816,665.47 = 62,672,768.55 : x
  2. Step 2: Convert to fraction form
    112,903,822.17/155,816,665.47 = 62,672,768.55/x
  3. Step 3: Cross multiply
    112,903,822.17x = 155,816,665.47 × 62,672,768.55
  4. Step 4: Simplify right side
    112,903,822.17x = 9,765,461,811,234,086
  5. Step 5: Solve for x
    x = 9,765,461,811,234,086/112,903,822.17
  6. Step 6: Final answer
    x = 86,493,633.46

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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.