Home / 91,556.93-126,347.09-51,270.34

Finding the Fourth Proportional to 91,556.93, 126,347.09 and 51,270.34

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Solution

The fourth proportional to 91,556.93, 126,347.09 and 51,270.34 is: 70,752.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,556.93 : 126,347.09 = 51,270.34 : x
  2. Step 2: Convert to fraction form
    91,556.93/126,347.09 = 51,270.34/x
  3. Step 3: Cross multiply
    91,556.93x = 126,347.09 × 51,270.34
  4. Step 4: Simplify right side
    91,556.93x = 6,477,858,570.74
  5. Step 5: Solve for x
    x = 6,477,858,570.74/91,556.93
  6. Step 6: Final answer
    x = 70,752.25

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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.