Home / 121,854.37-182,656.94-46,945.16

Finding the Fourth Proportional to 121,854.37, 182,656.94 and 46,945.16

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Solution

The fourth proportional to 121,854.37, 182,656.94 and 46,945.16 is: 70,369.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,854.37 : 182,656.94 = 46,945.16 : x
  2. Step 2: Convert to fraction form
    121,854.37/182,656.94 = 46,945.16/x
  3. Step 3: Cross multiply
    121,854.37x = 182,656.94 × 46,945.16
  4. Step 4: Simplify right side
    121,854.37x = 8,574,859,495.33
  5. Step 5: Solve for x
    x = 8,574,859,495.33/121,854.37
  6. Step 6: Final answer
    x = 70,369.73

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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.