Home / 96,647.78-133,373.58-54,206.48

Finding the Fourth Proportional to 96,647.78, 133,373.58 and 54,206.48

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Solution

The fourth proportional to 96,647.78, 133,373.58 and 54,206.48 is: 74,804.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,647.78 : 133,373.58 = 54,206.48 : x
  2. Step 2: Convert to fraction form
    96,647.78/133,373.58 = 54,206.48/x
  3. Step 3: Cross multiply
    96,647.78x = 133,373.58 × 54,206.48
  4. Step 4: Simplify right side
    96,647.78x = 7,229,712,296.80
  5. Step 5: Solve for x
    x = 7,229,712,296.80/96,647.78
  6. Step 6: Final answer
    x = 74,804.74

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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.