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Finding the Fourth Proportional to 180,162.84, 248,613.90 and 99,585.54

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Solution

The fourth proportional to 180,162.84, 248,613.90 and 99,585.54 is: 137,422.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,162.84 : 248,613.90 = 99,585.54 : x
  2. Step 2: Convert to fraction form
    180,162.84/248,613.90 = 99,585.54/x
  3. Step 3: Cross multiply
    180,162.84x = 248,613.90 × 99,585.54
  4. Step 4: Simplify right side
    180,162.84x = 24,758,349,483.01
  5. Step 5: Solve for x
    x = 24,758,349,483.01/180,162.84
  6. Step 6: Final answer
    x = 137,422.06

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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.