Home / 53,005.68-73,148.88-29,133.36

Finding the Fourth Proportional to 53,005.68, 73,148.88 and 29,133.36

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Solution

The fourth proportional to 53,005.68, 73,148.88 and 29,133.36 is: 40,204.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,005.68 : 73,148.88 = 29,133.36 : x
  2. Step 2: Convert to fraction form
    53,005.68/73,148.88 = 29,133.36/x
  3. Step 3: Cross multiply
    53,005.68x = 73,148.88 × 29,133.36
  4. Step 4: Simplify right side
    53,005.68x = 2,131,072,654.64
  5. Step 5: Solve for x
    x = 2,131,072,654.64/53,005.68
  6. Step 6: Final answer
    x = 40,204.61

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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.