Home / 107,948,642.74-161,923,436.20-34,172,782.93

Finding the Fourth Proportional to 107,948,642.74, 161,923,436.20 and 34,172,782.93

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Solution

The fourth proportional to 107,948,642.74, 161,923,436.20 and 34,172,782.93 is: 51,259,323.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,948,642.74 : 161,923,436.20 = 34,172,782.93 : x
  2. Step 2: Convert to fraction form
    107,948,642.74/161,923,436.20 = 34,172,782.93/x
  3. Step 3: Cross multiply
    107,948,642.74x = 161,923,436.20 × 34,172,782.93
  4. Step 4: Simplify right side
    107,948,642.74x = 5,533,374,436,052,064
  5. Step 5: Solve for x
    x = 5,533,374,436,052,064/107,948,642.74
  6. Step 6: Final answer
    x = 51,259,323.84

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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.