Home / 103,980,925.86-143,498,162.97-57,571,180.26

Finding the Fourth Proportional to 103,980,925.86, 143,498,162.97 and 57,571,180.26

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Solution

The fourth proportional to 103,980,925.86, 143,498,162.97 and 57,571,180.26 is: 79,450,712.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,980,925.86 : 143,498,162.97 = 57,571,180.26 : x
  2. Step 2: Convert to fraction form
    103,980,925.86/143,498,162.97 = 57,571,180.26/x
  3. Step 3: Cross multiply
    103,980,925.86x = 143,498,162.97 × 57,571,180.26
  4. Step 4: Simplify right side
    103,980,925.86x = 8,261,358,607,324,727
  5. Step 5: Solve for x
    x = 8,261,358,607,324,727/103,980,925.86
  6. Step 6: Final answer
    x = 79,450,712.13

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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.