Home / 91,570.33-126,360.93-50,731.71

Finding the Fourth Proportional to 91,570.33, 126,360.93 and 50,731.71

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Solution

The fourth proportional to 91,570.33, 126,360.93 and 50,731.71 is: 70,006.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,570.33 : 126,360.93 = 50,731.71 : x
  2. Step 2: Convert to fraction form
    91,570.33/126,360.93 = 50,731.71/x
  3. Step 3: Cross multiply
    91,570.33x = 126,360.93 × 50,731.71
  4. Step 4: Simplify right side
    91,570.33x = 6,410,506,056.09
  5. Step 5: Solve for x
    x = 6,410,506,056.09/91,570.33
  6. Step 6: Final answer
    x = 70,006.37

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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.