Home / 53,794.04-74,231.37-31,134.59

Finding the Fourth Proportional to 53,794.04, 74,231.37 and 31,134.59

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Solution

The fourth proportional to 53,794.04, 74,231.37 and 31,134.59 is: 42,963.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,794.04 : 74,231.37 = 31,134.59 : x
  2. Step 2: Convert to fraction form
    53,794.04/74,231.37 = 31,134.59/x
  3. Step 3: Cross multiply
    53,794.04x = 74,231.37 × 31,134.59
  4. Step 4: Simplify right side
    53,794.04x = 2,311,163,177.30
  5. Step 5: Solve for x
    x = 2,311,163,177.30/53,794.04
  6. Step 6: Final answer
    x = 42,963.19

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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.