Home / 154,491.72-231,465.03-135,302.23

Finding the Fourth Proportional to 154,491.72, 231,465.03 and 135,302.23

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Solution

The fourth proportional to 154,491.72, 231,465.03 and 135,302.23 is: 202,714.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,491.72 : 231,465.03 = 135,302.23 : x
  2. Step 2: Convert to fraction form
    154,491.72/231,465.03 = 135,302.23/x
  3. Step 3: Cross multiply
    154,491.72x = 231,465.03 × 135,302.23
  4. Step 4: Simplify right side
    154,491.72x = 31,317,734,726.02
  5. Step 5: Solve for x
    x = 31,317,734,726.02/154,491.72
  6. Step 6: Final answer
    x = 202,714.65

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1.5x scale

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.