Home / 66,256.51-91,436.39-37,967.67

Finding the Fourth Proportional to 66,256.51, 91,436.39 and 37,967.67

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Solution

The fourth proportional to 66,256.51, 91,436.39 and 37,967.67 is: 52,396.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,256.51 : 91,436.39 = 37,967.67 : x
  2. Step 2: Convert to fraction form
    66,256.51/91,436.39 = 37,967.67/x
  3. Step 3: Cross multiply
    66,256.51x = 91,436.39 × 37,967.67
  4. Step 4: Simplify right side
    66,256.51x = 3,471,626,681.51
  5. Step 5: Solve for x
    x = 3,471,626,681.51/66,256.51
  6. Step 6: Final answer
    x = 52,396.76

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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.