Home / 72,051.24-99,451.62-41,843.40

Finding the Fourth Proportional to 72,051.24, 99,451.62 and 41,843.40

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Solution

The fourth proportional to 72,051.24, 99,451.62 and 41,843.40 is: 57,756.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,051.24 : 99,451.62 = 41,843.40 : x
  2. Step 2: Convert to fraction form
    72,051.24/99,451.62 = 41,843.40/x
  3. Step 3: Cross multiply
    72,051.24x = 99,451.62 × 41,843.40
  4. Step 4: Simplify right side
    72,051.24x = 4,161,393,916.31
  5. Step 5: Solve for x
    x = 4,161,393,916.31/72,051.24
  6. Step 6: Final answer
    x = 57,756.03

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1.5x scale

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.