Home / 302,191.12-417,033.66-166,235.50

Finding the Fourth Proportional to 302,191.12, 417,033.66 and 166,235.50

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Solution

The fourth proportional to 302,191.12, 417,033.66 and 166,235.50 is: 229,410.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,191.12 : 417,033.66 = 166,235.50 : x
  2. Step 2: Convert to fraction form
    302,191.12/417,033.66 = 166,235.50/x
  3. Step 3: Cross multiply
    302,191.12x = 417,033.66 × 166,235.50
  4. Step 4: Simplify right side
    302,191.12x = 69,325,798,986.93
  5. Step 5: Solve for x
    x = 69,325,798,986.93/302,191.12
  6. Step 6: Final answer
    x = 229,410.44

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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.