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Finding the Fourth Proportional to 71,674.86, 98,955.54 and 46,190.22

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Solution

The fourth proportional to 71,674.86, 98,955.54 and 46,190.22 is: 63,771.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,674.86 : 98,955.54 = 46,190.22 : x
  2. Step 2: Convert to fraction form
    71,674.86/98,955.54 = 46,190.22/x
  3. Step 3: Cross multiply
    71,674.86x = 98,955.54 × 46,190.22
  4. Step 4: Simplify right side
    71,674.86x = 4,570,778,162.82
  5. Step 5: Solve for x
    x = 4,570,778,162.82/71,674.86
  6. Step 6: Final answer
    x = 63,771.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.