Home / 53,146.55-73,341.27-29,275.44

Finding the Fourth Proportional to 53,146.55, 73,341.27 and 29,275.44

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Solution

The fourth proportional to 53,146.55, 73,341.27 and 29,275.44 is: 40,399.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,146.55 : 73,341.27 = 29,275.44 : x
  2. Step 2: Convert to fraction form
    53,146.55/73,341.27 = 29,275.44/x
  3. Step 3: Cross multiply
    53,146.55x = 73,341.27 × 29,275.44
  4. Step 4: Simplify right side
    53,146.55x = 2,147,097,949.41
  5. Step 5: Solve for x
    x = 2,147,097,949.41/53,146.55
  6. Step 6: Final answer
    x = 40,399.58

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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.