Home / 58,839.78-81,190.45-34,626.35

Finding the Fourth Proportional to 58,839.78, 81,190.45 and 34,626.35

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Solution

The fourth proportional to 58,839.78, 81,190.45 and 34,626.35 is: 47,779.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,839.78 : 81,190.45 = 34,626.35 : x
  2. Step 2: Convert to fraction form
    58,839.78/81,190.45 = 34,626.35/x
  3. Step 3: Cross multiply
    58,839.78x = 81,190.45 × 34,626.35
  4. Step 4: Simplify right side
    58,839.78x = 2,811,329,184.62
  5. Step 5: Solve for x
    x = 2,811,329,184.62/58,839.78
  6. Step 6: Final answer
    x = 47,779.39

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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.