Home / 192,045.18-265,022.64-107,162.49

Finding the Fourth Proportional to 192,045.18, 265,022.64 and 107,162.49

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Solution

The fourth proportional to 192,045.18, 265,022.64 and 107,162.49 is: 147,884.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,045.18 : 265,022.64 = 107,162.49 : x
  2. Step 2: Convert to fraction form
    192,045.18/265,022.64 = 107,162.49/x
  3. Step 3: Cross multiply
    192,045.18x = 265,022.64 × 107,162.49
  4. Step 4: Simplify right side
    192,045.18x = 28,400,486,008.77
  5. Step 5: Solve for x
    x = 28,400,486,008.77/192,045.18
  6. Step 6: Final answer
    x = 147,884.40

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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.