Home / 56,905.74-85,336.74-39,322.26

Finding the Fourth Proportional to 56,905.74, 85,336.74 and 39,322.26

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Solution

The fourth proportional to 56,905.74, 85,336.74 and 39,322.26 is: 58,968.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,905.74 : 85,336.74 = 39,322.26 : x
  2. Step 2: Convert to fraction form
    56,905.74/85,336.74 = 39,322.26/x
  3. Step 3: Cross multiply
    56,905.74x = 85,336.74 × 39,322.26
  4. Step 4: Simplify right side
    56,905.74x = 3,355,633,477.83
  5. Step 5: Solve for x
    x = 3,355,633,477.83/56,905.74
  6. Step 6: Final answer
    x = 58,968.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.