Home / 53,139.03-73,330.97-29,267.93

Finding the Fourth Proportional to 53,139.03, 73,330.97 and 29,267.93

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Solution

The fourth proportional to 53,139.03, 73,330.97 and 29,267.93 is: 40,389.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,139.03 : 73,330.97 = 29,267.93 : x
  2. Step 2: Convert to fraction form
    53,139.03/73,330.97 = 29,267.93/x
  3. Step 3: Cross multiply
    53,139.03x = 73,330.97 × 29,267.93
  4. Step 4: Simplify right side
    53,139.03x = 2,146,245,183.80
  5. Step 5: Solve for x
    x = 2,146,245,183.80/53,139.03
  6. Step 6: Final answer
    x = 40,389.24

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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.