Home / 66,050.16-91,136.52-37,749.84

Finding the Fourth Proportional to 66,050.16, 91,136.52 and 37,749.84

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Solution

The fourth proportional to 66,050.16, 91,136.52 and 37,749.84 is: 52,087.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,050.16 : 91,136.52 = 37,749.84 : x
  2. Step 2: Convert to fraction form
    66,050.16/91,136.52 = 37,749.84/x
  3. Step 3: Cross multiply
    66,050.16x = 91,136.52 × 37,749.84
  4. Step 4: Simplify right side
    66,050.16x = 3,440,389,048.16
  5. Step 5: Solve for x
    x = 3,440,389,048.16/66,050.16
  6. Step 6: Final answer
    x = 52,087.52

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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.