Home / 72,049.51-99,427.95-41,842.26

Finding the Fourth Proportional to 72,049.51, 99,427.95 and 41,842.26

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Solution

The fourth proportional to 72,049.51, 99,427.95 and 41,842.26 is: 57,742.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,049.51 : 99,427.95 = 41,842.26 : x
  2. Step 2: Convert to fraction form
    72,049.51/99,427.95 = 41,842.26/x
  3. Step 3: Cross multiply
    72,049.51x = 99,427.95 × 41,842.26
  4. Step 4: Simplify right side
    72,049.51x = 4,160,290,135.17
  5. Step 5: Solve for x
    x = 4,160,290,135.17/72,049.51
  6. Step 6: Final answer
    x = 57,742.10

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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.