Home / 193,376.07-266,875.02-107,343.12

Finding the Fourth Proportional to 193,376.07, 266,875.02 and 107,343.12

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Solution

The fourth proportional to 193,376.07, 266,875.02 and 107,343.12 is: 148,142.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,376.07 : 266,875.02 = 107,343.12 : x
  2. Step 2: Convert to fraction form
    193,376.07/266,875.02 = 107,343.12/x
  3. Step 3: Cross multiply
    193,376.07x = 266,875.02 × 107,343.12
  4. Step 4: Simplify right side
    193,376.07x = 28,647,197,296.86
  5. Step 5: Solve for x
    x = 28,647,197,296.86/193,376.07
  6. Step 6: Final answer
    x = 148,142.41

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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.