Home / 53,148.30-73,343.79-29,277.21

Finding the Fourth Proportional to 53,148.30, 73,343.79 and 29,277.21

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Solution

The fourth proportional to 53,148.30, 73,343.79 and 29,277.21 is: 40,402.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,148.30 : 73,343.79 = 29,277.21 : x
  2. Step 2: Convert to fraction form
    53,148.30/73,343.79 = 29,277.21/x
  3. Step 3: Cross multiply
    53,148.30x = 73,343.79 × 29,277.21
  4. Step 4: Simplify right side
    53,148.30x = 2,147,301,542.03
  5. Step 5: Solve for x
    x = 2,147,301,542.03/53,148.30
  6. Step 6: Final answer
    x = 40,402.07

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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.