Home / 94,127.51-141,003.78-68,880.21

Finding the Fourth Proportional to 94,127.51, 141,003.78 and 68,880.21

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Solution

The fourth proportional to 94,127.51, 141,003.78 and 68,880.21 is: 103,183.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,127.51 : 141,003.78 = 68,880.21 : x
  2. Step 2: Convert to fraction form
    94,127.51/141,003.78 = 68,880.21/x
  3. Step 3: Cross multiply
    94,127.51x = 141,003.78 × 68,880.21
  4. Step 4: Simplify right side
    94,127.51x = 9,712,369,977.19
  5. Step 5: Solve for x
    x = 9,712,369,977.19/94,127.51
  6. Step 6: Final answer
    x = 103,183.12

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1.5x scale

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.