Home / 213,437.16-320,214.60-63,682.47

Finding the Fourth Proportional to 213,437.16, 320,214.60 and 63,682.47

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Solution

The fourth proportional to 213,437.16, 320,214.60 and 63,682.47 is: 95,541.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,437.16 : 320,214.60 = 63,682.47 : x
  2. Step 2: Convert to fraction form
    213,437.16/320,214.60 = 63,682.47/x
  3. Step 3: Cross multiply
    213,437.16x = 320,214.60 × 63,682.47
  4. Step 4: Simplify right side
    213,437.16x = 20,392,056,658.06
  5. Step 5: Solve for x
    x = 20,392,056,658.06/213,437.16
  6. Step 6: Final answer
    x = 95,541.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.