Home / 127,559.48-191,331.44-47,582

Finding the Fourth Proportional to 127,559.48, 191,331.44 and 47,582

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Solution

The fourth proportional to 127,559.48, 191,331.44 and 47,582 is: 71,370.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,559.48 : 191,331.44 = 47,582 : x
  2. Step 2: Convert to fraction form
    127,559.48/191,331.44 = 47,582/x
  3. Step 3: Cross multiply
    127,559.48x = 191,331.44 × 47,582
  4. Step 4: Simplify right side
    127,559.48x = 9,103,932,578.08
  5. Step 5: Solve for x
    x = 9,103,932,578.08/127,559.48
  6. Step 6: Final answer
    x = 71,370.10

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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.