Home / 146,841.03-202,738.12-112,788.63

Finding the Fourth Proportional to 146,841.03, 202,738.12 and 112,788.63

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Solution

The fourth proportional to 146,841.03, 202,738.12 and 112,788.63 is: 155,723.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,841.03 : 202,738.12 = 112,788.63 : x
  2. Step 2: Convert to fraction form
    146,841.03/202,738.12 = 112,788.63/x
  3. Step 3: Cross multiply
    146,841.03x = 202,738.12 × 112,788.63
  4. Step 4: Simplify right side
    146,841.03x = 22,866,554,521.60
  5. Step 5: Solve for x
    x = 22,866,554,521.60/146,841.03
  6. Step 6: Final answer
    x = 155,723.20

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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.