Home / 121,092.67-181,715.55-46,220.86

Finding the Fourth Proportional to 121,092.67, 181,715.55 and 46,220.86

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Solution

The fourth proportional to 121,092.67, 181,715.55 and 46,220.86 is: 69,360.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,092.67 : 181,715.55 = 46,220.86 : x
  2. Step 2: Convert to fraction form
    121,092.67/181,715.55 = 46,220.86/x
  3. Step 3: Cross multiply
    121,092.67x = 181,715.55 × 46,220.86
  4. Step 4: Simplify right side
    121,092.67x = 8,399,048,996.37
  5. Step 5: Solve for x
    x = 8,399,048,996.37/121,092.67
  6. Step 6: Final answer
    x = 69,360.51

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1.5x scale

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.