Home / 134,554.10-201,658.35-103,234.10

Finding the Fourth Proportional to 134,554.10, 201,658.35 and 103,234.10

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Solution

The fourth proportional to 134,554.10, 201,658.35 and 103,234.10 is: 154,718.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,554.10 : 201,658.35 = 103,234.10 : x
  2. Step 2: Convert to fraction form
    134,554.10/201,658.35 = 103,234.10/x
  3. Step 3: Cross multiply
    134,554.10x = 201,658.35 × 103,234.10
  4. Step 4: Simplify right side
    134,554.10x = 20,818,018,269.74
  5. Step 5: Solve for x
    x = 20,818,018,269.74/134,554.10
  6. Step 6: Final answer
    x = 154,718.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.