Home / 117,409.79-176,005.12-46,333.02

Finding the Fourth Proportional to 117,409.79, 176,005.12 and 46,333.02

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Solution

The fourth proportional to 117,409.79, 176,005.12 and 46,333.02 is: 69,456.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,409.79 : 176,005.12 = 46,333.02 : x
  2. Step 2: Convert to fraction form
    117,409.79/176,005.12 = 46,333.02/x
  3. Step 3: Cross multiply
    117,409.79x = 176,005.12 × 46,333.02
  4. Step 4: Simplify right side
    117,409.79x = 8,154,848,745.06
  5. Step 5: Solve for x
    x = 8,154,848,745.06/117,409.79
  6. Step 6: Final answer
    x = 69,456.29

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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.