Home / 53,109.08-73,289.94-29,235.23

Finding the Fourth Proportional to 53,109.08, 73,289.94 and 29,235.23

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Solution

The fourth proportional to 53,109.08, 73,289.94 and 29,235.23 is: 40,344.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,109.08 : 73,289.94 = 29,235.23 : x
  2. Step 2: Convert to fraction form
    53,109.08/73,289.94 = 29,235.23/x
  3. Step 3: Cross multiply
    53,109.08x = 73,289.94 × 29,235.23
  4. Step 4: Simplify right side
    53,109.08x = 2,142,648,252.59
  5. Step 5: Solve for x
    x = 2,142,648,252.59/53,109.08
  6. Step 6: Final answer
    x = 40,344.29

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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.