Home / 45,840.05-68,446.47-41,065.40

Finding the Fourth Proportional to 45,840.05, 68,446.47 and 41,065.40

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Solution

The fourth proportional to 45,840.05, 68,446.47 and 41,065.40 is: 61,317.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,840.05 : 68,446.47 = 41,065.40 : x
  2. Step 2: Convert to fraction form
    45,840.05/68,446.47 = 41,065.40/x
  3. Step 3: Cross multiply
    45,840.05x = 68,446.47 × 41,065.40
  4. Step 4: Simplify right side
    45,840.05x = 2,810,781,463.81
  5. Step 5: Solve for x
    x = 2,810,781,463.81/45,840.05
  6. Step 6: Final answer
    x = 61,317.16

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.