Home / 53,128.09-73,248.67-43,532.63

Finding the Fourth Proportional to 53,128.09, 73,248.67 and 43,532.63

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Solution

The fourth proportional to 53,128.09, 73,248.67 and 43,532.63 is: 60,019.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,128.09 : 73,248.67 = 43,532.63 : x
  2. Step 2: Convert to fraction form
    53,128.09/73,248.67 = 43,532.63/x
  3. Step 3: Cross multiply
    53,128.09x = 73,248.67 × 43,532.63
  4. Step 4: Simplify right side
    53,128.09x = 3,188,707,249.10
  5. Step 5: Solve for x
    x = 3,188,707,249.10/53,128.09
  6. Step 6: Final answer
    x = 60,019.23

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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.