Home / 53,127.98-73,317.11-29,255.52

Finding the Fourth Proportional to 53,127.98, 73,317.11 and 29,255.52

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Solution

The fourth proportional to 53,127.98, 73,317.11 and 29,255.52 is: 40,372.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,127.98 : 73,317.11 = 29,255.52 : x
  2. Step 2: Convert to fraction form
    53,127.98/73,317.11 = 29,255.52/x
  3. Step 3: Cross multiply
    53,127.98x = 73,317.11 × 29,255.52
  4. Step 4: Simplify right side
    53,127.98x = 2,144,930,031.67
  5. Step 5: Solve for x
    x = 2,144,930,031.67/53,127.98
  6. Step 6: Final answer
    x = 40,372.89

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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.