Home / 91,729.93-126,588.37-50,894.83

Finding the Fourth Proportional to 91,729.93, 126,588.37 and 50,894.83

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Solution

The fourth proportional to 91,729.93, 126,588.37 and 50,894.83 is: 70,235.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,729.93 : 126,588.37 = 50,894.83 : x
  2. Step 2: Convert to fraction form
    91,729.93/126,588.37 = 50,894.83/x
  3. Step 3: Cross multiply
    91,729.93x = 126,588.37 × 50,894.83
  4. Step 4: Simplify right side
    91,729.93x = 6,442,693,127.42
  5. Step 5: Solve for x
    x = 6,442,693,127.42/91,729.93
  6. Step 6: Final answer
    x = 70,235.45

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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.