Home / 53,045.35-73,204.90-29,172.89

Finding the Fourth Proportional to 53,045.35, 73,204.90 and 29,172.89

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Solution

The fourth proportional to 53,045.35, 73,204.90 and 29,172.89 is: 40,259.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,045.35 : 73,204.90 = 29,172.89 : x
  2. Step 2: Convert to fraction form
    53,045.35/73,204.90 = 29,172.89/x
  3. Step 3: Cross multiply
    53,045.35x = 73,204.90 × 29,172.89
  4. Step 4: Simplify right side
    53,045.35x = 2,135,598,605.24
  5. Step 5: Solve for x
    x = 2,135,598,605.24/53,045.35
  6. Step 6: Final answer
    x = 40,259.87

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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.