Home / 91,256.29-125,938.60-50,970.94

Finding the Fourth Proportional to 91,256.29, 125,938.60 and 50,970.94

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Solution

The fourth proportional to 91,256.29, 125,938.60 and 50,970.94 is: 70,342.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,256.29 : 125,938.60 = 50,970.94 : x
  2. Step 2: Convert to fraction form
    91,256.29/125,938.60 = 50,970.94/x
  3. Step 3: Cross multiply
    91,256.29x = 125,938.60 × 50,970.94
  4. Step 4: Simplify right side
    91,256.29x = 6,419,208,382.01
  5. Step 5: Solve for x
    x = 6,419,208,382.01/91,256.29
  6. Step 6: Final answer
    x = 70,342.64

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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.