Home / 213,498.64-294,579.55-127,485.48

Finding the Fourth Proportional to 213,498.64, 294,579.55 and 127,485.48

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Solution

The fourth proportional to 213,498.64, 294,579.55 and 127,485.48 is: 175,900.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,498.64 : 294,579.55 = 127,485.48 : x
  2. Step 2: Convert to fraction form
    213,498.64/294,579.55 = 127,485.48/x
  3. Step 3: Cross multiply
    213,498.64x = 294,579.55 × 127,485.48
  4. Step 4: Simplify right side
    213,498.64x = 37,554,615,329.93
  5. Step 5: Solve for x
    x = 37,554,615,329.93/213,498.64
  6. Step 6: Final answer
    x = 175,900.96

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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.