Home / 91,306.03-125,999.94-51,020.07

Finding the Fourth Proportional to 91,306.03, 125,999.94 and 51,020.07

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Solution

The fourth proportional to 91,306.03, 125,999.94 and 51,020.07 is: 70,406.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,306.03 : 125,999.94 = 51,020.07 : x
  2. Step 2: Convert to fraction form
    91,306.03/125,999.94 = 51,020.07/x
  3. Step 3: Cross multiply
    91,306.03x = 125,999.94 × 51,020.07
  4. Step 4: Simplify right side
    91,306.03x = 6,428,525,503.70
  5. Step 5: Solve for x
    x = 6,428,525,503.70/91,306.03
  6. Step 6: Final answer
    x = 70,406.36

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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.