Home / 73,345.12-101,207.43-41,081.40

Finding the Fourth Proportional to 73,345.12, 101,207.43 and 41,081.40

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Solution

The fourth proportional to 73,345.12, 101,207.43 and 41,081.40 is: 56,687.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,345.12 : 101,207.43 = 41,081.40 : x
  2. Step 2: Convert to fraction form
    73,345.12/101,207.43 = 41,081.40/x
  3. Step 3: Cross multiply
    73,345.12x = 101,207.43 × 41,081.40
  4. Step 4: Simplify right side
    73,345.12x = 4,157,742,914.80
  5. Step 5: Solve for x
    x = 4,157,742,914.80/73,345.12
  6. Step 6: Final answer
    x = 56,687.39

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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.