Home / 192,013.86-264,979.26-107,130.90

Finding the Fourth Proportional to 192,013.86, 264,979.26 and 107,130.90

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Solution

The fourth proportional to 192,013.86, 264,979.26 and 107,130.90 is: 147,840.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,013.86 : 264,979.26 = 107,130.90 : x
  2. Step 2: Convert to fraction form
    192,013.86/264,979.26 = 107,130.90/x
  3. Step 3: Cross multiply
    192,013.86x = 264,979.26 × 107,130.90
  4. Step 4: Simplify right side
    192,013.86x = 28,387,466,605.13
  5. Step 5: Solve for x
    x = 28,387,466,605.13/192,013.86
  6. Step 6: Final answer
    x = 147,840.72

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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.