Home / 213,007.14-293,897.43-130,200.21

Finding the Fourth Proportional to 213,007.14, 293,897.43 and 130,200.21

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Solution

The fourth proportional to 213,007.14, 293,897.43 and 130,200.21 is: 179,644.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,007.14 : 293,897.43 = 130,200.21 : x
  2. Step 2: Convert to fraction form
    213,007.14/293,897.43 = 130,200.21/x
  3. Step 3: Cross multiply
    213,007.14x = 293,897.43 × 130,200.21
  4. Step 4: Simplify right side
    213,007.14x = 38,265,507,104.46
  5. Step 5: Solve for x
    x = 38,265,507,104.46/213,007.14
  6. Step 6: Final answer
    x = 179,644.25

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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.