Home / 102,109.21-153,184.58-35,554.53

Finding the Fourth Proportional to 102,109.21, 153,184.58 and 35,554.53

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Solution

The fourth proportional to 102,109.21, 153,184.58 and 35,554.53 is: 53,339.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,109.21 : 153,184.58 = 35,554.53 : x
  2. Step 2: Convert to fraction form
    102,109.21/153,184.58 = 35,554.53/x
  3. Step 3: Cross multiply
    102,109.21x = 153,184.58 × 35,554.53
  4. Step 4: Simplify right side
    102,109.21x = 5,446,406,273.09
  5. Step 5: Solve for x
    x = 5,446,406,273.09/102,109.21
  6. Step 6: Final answer
    x = 53,339.03

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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.