Home / 121,568.85-182,376.90-46,683.49

Finding the Fourth Proportional to 121,568.85, 182,376.90 and 46,683.49

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Solution

The fourth proportional to 121,568.85, 182,376.90 and 46,683.49 is: 70,034.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,568.85 : 182,376.90 = 46,683.49 : x
  2. Step 2: Convert to fraction form
    121,568.85/182,376.90 = 46,683.49/x
  3. Step 3: Cross multiply
    121,568.85x = 182,376.90 × 46,683.49
  4. Step 4: Simplify right side
    121,568.85x = 8,513,990,187.38
  5. Step 5: Solve for x
    x = 8,513,990,187.38/121,568.85
  6. Step 6: Final answer
    x = 70,034.31

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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.