Home / 301,025.13-415,415.27-166,889.13

Finding the Fourth Proportional to 301,025.13, 415,415.27 and 166,889.13

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Solution

The fourth proportional to 301,025.13, 415,415.27 and 166,889.13 is: 230,307.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,025.13 : 415,415.27 = 166,889.13 : x
  2. Step 2: Convert to fraction form
    301,025.13/415,415.27 = 166,889.13/x
  3. Step 3: Cross multiply
    301,025.13x = 415,415.27 × 166,889.13
  4. Step 4: Simplify right side
    301,025.13x = 69,328,292,164.57
  5. Step 5: Solve for x
    x = 69,328,292,164.57/301,025.13
  6. Step 6: Final answer
    x = 230,307.32

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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.