Home / 53,277.22-73,520.10-30,600.25

Finding the Fourth Proportional to 53,277.22, 73,520.10 and 30,600.25

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Solution

The fourth proportional to 53,277.22, 73,520.10 and 30,600.25 is: 42,226.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,277.22 : 73,520.10 = 30,600.25 : x
  2. Step 2: Convert to fraction form
    53,277.22/73,520.10 = 30,600.25/x
  3. Step 3: Cross multiply
    53,277.22x = 73,520.10 × 30,600.25
  4. Step 4: Simplify right side
    53,277.22x = 2,249,733,440.03
  5. Step 5: Solve for x
    x = 2,249,733,440.03/53,277.22
  6. Step 6: Final answer
    x = 42,226.93

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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.