Home / 166,707.96-230,054.99-90,225.23

Finding the Fourth Proportional to 166,707.96, 230,054.99 and 90,225.23

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Solution

The fourth proportional to 166,707.96, 230,054.99 and 90,225.23 is: 124,509.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,707.96 : 230,054.99 = 90,225.23 : x
  2. Step 2: Convert to fraction form
    166,707.96/230,054.99 = 90,225.23/x
  3. Step 3: Cross multiply
    166,707.96x = 230,054.99 × 90,225.23
  4. Step 4: Simplify right side
    166,707.96x = 20,756,762,784.00
  5. Step 5: Solve for x
    x = 20,756,762,784.00/166,707.96
  6. Step 6: Final answer
    x = 124,509.73

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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.