Home / 53,109.58-73,290.63-29,235.73

Finding the Fourth Proportional to 53,109.58, 73,290.63 and 29,235.73

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Solution

The fourth proportional to 53,109.58, 73,290.63 and 29,235.73 is: 40,344.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,109.58 : 73,290.63 = 29,235.73 : x
  2. Step 2: Convert to fraction form
    53,109.58/73,290.63 = 29,235.73/x
  3. Step 3: Cross multiply
    53,109.58x = 73,290.63 × 29,235.73
  4. Step 4: Simplify right side
    53,109.58x = 2,142,705,070.21
  5. Step 5: Solve for x
    x = 2,142,705,070.21/53,109.58
  6. Step 6: Final answer
    x = 40,344.98

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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.