Home / 45,101.10-62,290.92-30,736.16

Finding the Fourth Proportional to 45,101.10, 62,290.92 and 30,736.16

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Solution

The fourth proportional to 45,101.10, 62,290.92 and 30,736.16 is: 42,450.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,101.10 : 62,290.92 = 30,736.16 : x
  2. Step 2: Convert to fraction form
    45,101.10/62,290.92 = 30,736.16/x
  3. Step 3: Cross multiply
    45,101.10x = 62,290.92 × 30,736.16
  4. Step 4: Simplify right side
    45,101.10x = 1,914,583,721.06
  5. Step 5: Solve for x
    x = 1,914,583,721.06/45,101.10
  6. Step 6: Final answer
    x = 42,450.93

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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.