Home / 192,048.12-265,034.88-107,165.52

Finding the Fourth Proportional to 192,048.12, 265,034.88 and 107,165.52

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Solution

The fourth proportional to 192,048.12, 265,034.88 and 107,165.52 is: 147,893.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,048.12 : 265,034.88 = 107,165.52 : x
  2. Step 2: Convert to fraction form
    192,048.12/265,034.88 = 107,165.52/x
  3. Step 3: Cross multiply
    192,048.12x = 265,034.88 × 107,165.52
  4. Step 4: Simplify right side
    192,048.12x = 28,402,600,733.34
  5. Step 5: Solve for x
    x = 28,402,600,733.34/192,048.12
  6. Step 6: Final answer
    x = 147,893.15

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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.