Home / 53,146.02-73,339.92-29,272.62

Finding the Fourth Proportional to 53,146.02, 73,339.92 and 29,272.62

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Solution

The fourth proportional to 53,146.02, 73,339.92 and 29,272.62 is: 40,395.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,146.02 : 73,339.92 = 29,272.62 : x
  2. Step 2: Convert to fraction form
    53,146.02/73,339.92 = 29,272.62/x
  3. Step 3: Cross multiply
    53,146.02x = 73,339.92 × 29,272.62
  4. Step 4: Simplify right side
    53,146.02x = 2,146,851,608.99
  5. Step 5: Solve for x
    x = 2,146,851,608.99/53,146.02
  6. Step 6: Final answer
    x = 40,395.34

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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.