Home / 72,440.10-108,683.82-35,004.48

Finding the Fourth Proportional to 72,440.10, 108,683.82 and 35,004.48

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Solution

The fourth proportional to 72,440.10, 108,683.82 and 35,004.48 is: 52,518.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,440.10 : 108,683.82 = 35,004.48 : x
  2. Step 2: Convert to fraction form
    72,440.10/108,683.82 = 35,004.48/x
  3. Step 3: Cross multiply
    72,440.10x = 108,683.82 × 35,004.48
  4. Step 4: Simplify right side
    72,440.10x = 3,804,420,603.51
  5. Step 5: Solve for x
    x = 3,804,420,603.51/72,440.10
  6. Step 6: Final answer
    x = 52,518.16

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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.