Home / 103,571,110.74-155,377,132.02-37,992,857.52

Finding the Fourth Proportional to 103,571,110.74, 155,377,132.02 and 37,992,857.52

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Solution

The fourth proportional to 103,571,110.74, 155,377,132.02 and 37,992,857.52 is: 56,996,793.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,571,110.74 : 155,377,132.02 = 37,992,857.52 : x
  2. Step 2: Convert to fraction form
    103,571,110.74/155,377,132.02 = 37,992,857.52/x
  3. Step 3: Cross multiply
    103,571,110.74x = 155,377,132.02 × 37,992,857.52
  4. Step 4: Simplify right side
    103,571,110.74x = 5,903,221,238,702,091
  5. Step 5: Solve for x
    x = 5,903,221,238,702,091/103,571,110.74
  6. Step 6: Final answer
    x = 56,996,793.76

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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.