Home / 53,219.88-73,442.10-29,346.20

Finding the Fourth Proportional to 53,219.88, 73,442.10 and 29,346.20

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Solution

The fourth proportional to 53,219.88, 73,442.10 and 29,346.20 is: 40,497.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,219.88 : 73,442.10 = 29,346.20 : x
  2. Step 2: Convert to fraction form
    53,219.88/73,442.10 = 29,346.20/x
  3. Step 3: Cross multiply
    53,219.88x = 73,442.10 × 29,346.20
  4. Step 4: Simplify right side
    53,219.88x = 2,155,246,555.02
  5. Step 5: Solve for x
    x = 2,155,246,555.02/53,219.88
  6. Step 6: Final answer
    x = 40,497.02

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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.