Home / 66,337.50-91,544.44-36,123.19

Finding the Fourth Proportional to 66,337.50, 91,544.44 and 36,123.19

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Solution

The fourth proportional to 66,337.50, 91,544.44 and 36,123.19 is: 49,849.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,337.50 : 91,544.44 = 36,123.19 : x
  2. Step 2: Convert to fraction form
    66,337.50/91,544.44 = 36,123.19/x
  3. Step 3: Cross multiply
    66,337.50x = 91,544.44 × 36,123.19
  4. Step 4: Simplify right side
    66,337.50x = 3,306,877,199.56
  5. Step 5: Solve for x
    x = 3,306,877,199.56/66,337.50
  6. Step 6: Final answer
    x = 49,849.29

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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.