Home / 72,900.22-100,599.72-44,223.16

Finding the Fourth Proportional to 72,900.22, 100,599.72 and 44,223.16

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Solution

The fourth proportional to 72,900.22, 100,599.72 and 44,223.16 is: 61,026.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,900.22 : 100,599.72 = 44,223.16 : x
  2. Step 2: Convert to fraction form
    72,900.22/100,599.72 = 44,223.16/x
  3. Step 3: Cross multiply
    72,900.22x = 100,599.72 × 44,223.16
  4. Step 4: Simplify right side
    72,900.22x = 4,448,837,513.52
  5. Step 5: Solve for x
    x = 4,448,837,513.52/72,900.22
  6. Step 6: Final answer
    x = 61,026.39

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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.