Home / 145,974.42-201,499.29-113,644.98

Finding the Fourth Proportional to 145,974.42, 201,499.29 and 113,644.98

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Solution

The fourth proportional to 145,974.42, 201,499.29 and 113,644.98 is: 156,872.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,974.42 : 201,499.29 = 113,644.98 : x
  2. Step 2: Convert to fraction form
    145,974.42/201,499.29 = 113,644.98/x
  3. Step 3: Cross multiply
    145,974.42x = 201,499.29 × 113,644.98
  4. Step 4: Simplify right side
    145,974.42x = 22,899,382,782.06
  5. Step 5: Solve for x
    x = 22,899,382,782.06/145,974.42
  6. Step 6: Final answer
    x = 156,872.57

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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.