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Finding the Fourth Proportional to 250,613.48, 375,832.68 and 100,814.91

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Solution

The fourth proportional to 250,613.48, 375,832.68 and 100,814.91 is: 151,187.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,613.48 : 375,832.68 = 100,814.91 : x
  2. Step 2: Convert to fraction form
    250,613.48/375,832.68 = 100,814.91/x
  3. Step 3: Cross multiply
    250,613.48x = 375,832.68 × 100,814.91
  4. Step 4: Simplify right side
    250,613.48x = 37,889,537,809.26
  5. Step 5: Solve for x
    x = 37,889,537,809.26/250,613.48
  6. Step 6: Final answer
    x = 151,187.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.