Home / 74,785.08-112,084.07-37,355.60

Finding the Fourth Proportional to 74,785.08, 112,084.07 and 37,355.60

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Solution

The fourth proportional to 74,785.08, 112,084.07 and 37,355.60 is: 55,986.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,785.08 : 112,084.07 = 37,355.60 : x
  2. Step 2: Convert to fraction form
    74,785.08/112,084.07 = 37,355.60/x
  3. Step 3: Cross multiply
    74,785.08x = 112,084.07 × 37,355.60
  4. Step 4: Simplify right side
    74,785.08x = 4,186,968,058.89
  5. Step 5: Solve for x
    x = 4,186,968,058.89/74,785.08
  6. Step 6: Final answer
    x = 55,986.68

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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.