Home / 91,009.04-125,596.76-50,723.09

Finding the Fourth Proportional to 91,009.04, 125,596.76 and 50,723.09

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Solution

The fourth proportional to 91,009.04, 125,596.76 and 50,723.09 is: 70,000.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,009.04 : 125,596.76 = 50,723.09 : x
  2. Step 2: Convert to fraction form
    91,009.04/125,596.76 = 50,723.09/x
  3. Step 3: Cross multiply
    91,009.04x = 125,596.76 × 50,723.09
  4. Step 4: Simplify right side
    91,009.04x = 6,370,654,879.59
  5. Step 5: Solve for x
    x = 6,370,654,879.59/91,009.04
  6. Step 6: Final answer
    x = 70,000.25

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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.