Home / 117,295.24-175,942.32-28,548.40

Finding the Fourth Proportional to 117,295.24, 175,942.32 and 28,548.40

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Solution

The fourth proportional to 117,295.24, 175,942.32 and 28,548.40 is: 42,822.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,295.24 : 175,942.32 = 28,548.40 : x
  2. Step 2: Convert to fraction form
    117,295.24/175,942.32 = 28,548.40/x
  3. Step 3: Cross multiply
    117,295.24x = 175,942.32 × 28,548.40
  4. Step 4: Simplify right side
    117,295.24x = 5,022,871,728.29
  5. Step 5: Solve for x
    x = 5,022,871,728.29/117,295.24
  6. Step 6: Final answer
    x = 42,822.47

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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.