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Finding the Fourth Proportional to 72,899.22, 100,598.34 and 44,222.16

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Solution

The fourth proportional to 72,899.22, 100,598.34 and 44,222.16 is: 61,025.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,899.22 : 100,598.34 = 44,222.16 : x
  2. Step 2: Convert to fraction form
    72,899.22/100,598.34 = 44,222.16/x
  3. Step 3: Cross multiply
    72,899.22x = 100,598.34 × 44,222.16
  4. Step 4: Simplify right side
    72,899.22x = 4,448,675,887.21
  5. Step 5: Solve for x
    x = 4,448,675,887.21/72,899.22
  6. Step 6: Final answer
    x = 61,025.01

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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.