Home / 72,433.36-99,957.96-44,139.12

Finding the Fourth Proportional to 72,433.36, 99,957.96 and 44,139.12

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Solution

The fourth proportional to 72,433.36, 99,957.96 and 44,139.12 is: 60,911.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,433.36 : 99,957.96 = 44,139.12 : x
  2. Step 2: Convert to fraction form
    72,433.36/99,957.96 = 44,139.12/x
  3. Step 3: Cross multiply
    72,433.36x = 99,957.96 × 44,139.12
  4. Step 4: Simplify right side
    72,433.36x = 4,412,056,391.40
  5. Step 5: Solve for x
    x = 4,412,056,391.40/72,433.36
  6. Step 6: Final answer
    x = 60,911.94

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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.