Home / 121,319.60-181,893.24-46,376.60

Finding the Fourth Proportional to 121,319.60, 181,893.24 and 46,376.60

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Solution

The fourth proportional to 121,319.60, 181,893.24 and 46,376.60 is: 69,531.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,319.60 : 181,893.24 = 46,376.60 : x
  2. Step 2: Convert to fraction form
    121,319.60/181,893.24 = 46,376.60/x
  3. Step 3: Cross multiply
    121,319.60x = 181,893.24 × 46,376.60
  4. Step 4: Simplify right side
    121,319.60x = 8,435,590,034.18
  5. Step 5: Solve for x
    x = 8,435,590,034.18/121,319.60
  6. Step 6: Final answer
    x = 69,531.96

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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.