Home / 75,834.84-113,599.98-37,769.40

Finding the Fourth Proportional to 75,834.84, 113,599.98 and 37,769.40

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Solution

The fourth proportional to 75,834.84, 113,599.98 and 37,769.40 is: 56,578.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,834.84 : 113,599.98 = 37,769.40 : x
  2. Step 2: Convert to fraction form
    75,834.84/113,599.98 = 37,769.40/x
  3. Step 3: Cross multiply
    75,834.84x = 113,599.98 × 37,769.40
  4. Step 4: Simplify right side
    75,834.84x = 4,290,603,084.61
  5. Step 5: Solve for x
    x = 4,290,603,084.61/75,834.84
  6. Step 6: Final answer
    x = 56,578.26

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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.