Home / 213,071.34-294,055.06-122,458.92

Finding the Fourth Proportional to 213,071.34, 294,055.06 and 122,458.92

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Solution

The fourth proportional to 213,071.34, 294,055.06 and 122,458.92 is: 169,002.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,071.34 : 294,055.06 = 122,458.92 : x
  2. Step 2: Convert to fraction form
    213,071.34/294,055.06 = 122,458.92/x
  3. Step 3: Cross multiply
    213,071.34x = 294,055.06 × 122,458.92
  4. Step 4: Simplify right side
    213,071.34x = 36,009,665,068.14
  5. Step 5: Solve for x
    x = 36,009,665,068.14/213,071.34
  6. Step 6: Final answer
    x = 169,002.86

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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.