Home / 72,048.23-99,426.17-41,840.97

Finding the Fourth Proportional to 72,048.23, 99,426.17 and 41,840.97

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Solution

The fourth proportional to 72,048.23, 99,426.17 and 41,840.97 is: 57,740.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,048.23 : 99,426.17 = 41,840.97 : x
  2. Step 2: Convert to fraction form
    72,048.23/99,426.17 = 41,840.97/x
  3. Step 3: Cross multiply
    72,048.23x = 99,426.17 × 41,840.97
  4. Step 4: Simplify right side
    72,048.23x = 4,160,087,396.18
  5. Step 5: Solve for x
    x = 4,160,087,396.18/72,048.23
  6. Step 6: Final answer
    x = 57,740.31

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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.