Home / 180,199.45-248,680.44-99,632.18

Finding the Fourth Proportional to 180,199.45, 248,680.44 and 99,632.18

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Solution

The fourth proportional to 180,199.45, 248,680.44 and 99,632.18 is: 137,495.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,199.45 : 248,680.44 = 99,632.18 : x
  2. Step 2: Convert to fraction form
    180,199.45/248,680.44 = 99,632.18/x
  3. Step 3: Cross multiply
    180,199.45x = 248,680.44 × 99,632.18
  4. Step 4: Simplify right side
    180,199.45x = 24,776,574,360.56
  5. Step 5: Solve for x
    x = 24,776,574,360.56/180,199.45
  6. Step 6: Final answer
    x = 137,495.28

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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.