Home / 91,336.86-126,042.30-51,050.88

Finding the Fourth Proportional to 91,336.86, 126,042.30 and 51,050.88

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Solution

The fourth proportional to 91,336.86, 126,042.30 and 51,050.88 is: 70,448.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,336.86 : 126,042.30 = 51,050.88 : x
  2. Step 2: Convert to fraction form
    91,336.86/126,042.30 = 51,050.88/x
  3. Step 3: Cross multiply
    91,336.86x = 126,042.30 × 51,050.88
  4. Step 4: Simplify right side
    91,336.86x = 6,434,570,332.22
  5. Step 5: Solve for x
    x = 6,434,570,332.22/91,336.86
  6. Step 6: Final answer
    x = 70,448.78

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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.