Home / 91,850.34-126,756.80-53,634.33

Finding the Fourth Proportional to 91,850.34, 126,756.80 and 53,634.33

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Solution

The fourth proportional to 91,850.34, 126,756.80 and 53,634.33 is: 74,017.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,850.34 : 126,756.80 = 53,634.33 : x
  2. Step 2: Convert to fraction form
    91,850.34/126,756.80 = 53,634.33/x
  3. Step 3: Cross multiply
    91,850.34x = 126,756.80 × 53,634.33
  4. Step 4: Simplify right side
    91,850.34x = 6,798,515,772.77
  5. Step 5: Solve for x
    x = 6,798,515,772.77/91,850.34
  6. Step 6: Final answer
    x = 74,017.32

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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.