Home / 102,210.84-141,033.41-93,942.94

Finding the Fourth Proportional to 102,210.84, 141,033.41 and 93,942.94

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Solution

The fourth proportional to 102,210.84, 141,033.41 and 93,942.94 is: 129,625.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,210.84 : 141,033.41 = 93,942.94 : x
  2. Step 2: Convert to fraction form
    102,210.84/141,033.41 = 93,942.94/x
  3. Step 3: Cross multiply
    102,210.84x = 141,033.41 × 93,942.94
  4. Step 4: Simplify right side
    102,210.84x = 13,249,093,173.63
  5. Step 5: Solve for x
    x = 13,249,093,173.63/102,210.84
  6. Step 6: Final answer
    x = 129,625.13

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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.