Home / 91,220.67-125,883.22-50,935.07

Finding the Fourth Proportional to 91,220.67, 125,883.22 and 50,935.07

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Solution

The fourth proportional to 91,220.67, 125,883.22 and 50,935.07 is: 70,289.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,220.67 : 125,883.22 = 50,935.07 : x
  2. Step 2: Convert to fraction form
    91,220.67/125,883.22 = 50,935.07/x
  3. Step 3: Cross multiply
    91,220.67x = 125,883.22 × 50,935.07
  4. Step 4: Simplify right side
    91,220.67x = 6,411,869,865.77
  5. Step 5: Solve for x
    x = 6,411,869,865.77/91,220.67
  6. Step 6: Final answer
    x = 70,289.66

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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.