Home / 302,190.12-417,032.28-166,234.50

Finding the Fourth Proportional to 302,190.12, 417,032.28 and 166,234.50

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Solution

The fourth proportional to 302,190.12, 417,032.28 and 166,234.50 is: 229,409.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,190.12 : 417,032.28 = 166,234.50 : x
  2. Step 2: Convert to fraction form
    302,190.12/417,032.28 = 166,234.50/x
  3. Step 3: Cross multiply
    302,190.12x = 417,032.28 × 166,234.50
  4. Step 4: Simplify right side
    302,190.12x = 69,325,152,549.66
  5. Step 5: Solve for x
    x = 69,325,152,549.66/302,190.12
  6. Step 6: Final answer
    x = 229,409.06

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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.