Home / 154,473.48-213,063.30-141,767.64

Finding the Fourth Proportional to 154,473.48, 213,063.30 and 141,767.64

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Solution

The fourth proportional to 154,473.48, 213,063.30 and 141,767.64 is: 195,538.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,473.48 : 213,063.30 = 141,767.64 : x
  2. Step 2: Convert to fraction form
    154,473.48/213,063.30 = 141,767.64/x
  3. Step 3: Cross multiply
    154,473.48x = 213,063.30 × 141,767.64
  4. Step 4: Simplify right side
    154,473.48x = 30,205,481,211.61
  5. Step 5: Solve for x
    x = 30,205,481,211.61/154,473.48
  6. Step 6: Final answer
    x = 195,538.30

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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.