Home / 66,529.83-91,810.33-36,315.34

Finding the Fourth Proportional to 66,529.83, 91,810.33 and 36,315.34

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Solution

The fourth proportional to 66,529.83, 91,810.33 and 36,315.34 is: 50,114.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,529.83 : 91,810.33 = 36,315.34 : x
  2. Step 2: Convert to fraction form
    66,529.83/91,810.33 = 36,315.34/x
  3. Step 3: Cross multiply
    66,529.83x = 91,810.33 × 36,315.34
  4. Step 4: Simplify right side
    66,529.83x = 3,334,123,349.46
  5. Step 5: Solve for x
    x = 3,334,123,349.46/66,529.83
  6. Step 6: Final answer
    x = 50,114.71

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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.