Home / 56,188.13-77,467.25-40,073.81

Finding the Fourth Proportional to 56,188.13, 77,467.25 and 40,073.81

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Solution

The fourth proportional to 56,188.13, 77,467.25 and 40,073.81 is: 55,250.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,188.13 : 77,467.25 = 40,073.81 : x
  2. Step 2: Convert to fraction form
    56,188.13/77,467.25 = 40,073.81/x
  3. Step 3: Cross multiply
    56,188.13x = 77,467.25 × 40,073.81
  4. Step 4: Simplify right side
    56,188.13x = 3,104,407,570.57
  5. Step 5: Solve for x
    x = 3,104,407,570.57/56,188.13
  6. Step 6: Final answer
    x = 55,250.24

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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.