Home / 88,721,605.53-122,261,408.51-67,837,301.01

Finding the Fourth Proportional to 88,721,605.53, 122,261,408.51 and 67,837,301.01

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Solution

The fourth proportional to 88,721,605.53, 122,261,408.51 and 67,837,301.01 is: 93,482,122.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,721,605.53 : 122,261,408.51 = 67,837,301.01 : x
  2. Step 2: Convert to fraction form
    88,721,605.53/122,261,408.51 = 67,837,301.01/x
  3. Step 3: Cross multiply
    88,721,605.53x = 122,261,408.51 × 67,837,301.01
  4. Step 4: Simplify right side
    88,721,605.53x = 8,293,883,970,660,259
  5. Step 5: Solve for x
    x = 8,293,883,970,660,259/88,721,605.53
  6. Step 6: Final answer
    x = 93,482,122.21

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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.