Home / 192,686.37-265,907.52-107,803.50

Finding the Fourth Proportional to 192,686.37, 265,907.52 and 107,803.50

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Solution

The fourth proportional to 192,686.37, 265,907.52 and 107,803.50 is: 148,769.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,686.37 : 265,907.52 = 107,803.50 : x
  2. Step 2: Convert to fraction form
    192,686.37/265,907.52 = 107,803.50/x
  3. Step 3: Cross multiply
    192,686.37x = 265,907.52 × 107,803.50
  4. Step 4: Simplify right side
    192,686.37x = 28,665,761,332.32
  5. Step 5: Solve for x
    x = 28,665,761,332.32/192,686.37
  6. Step 6: Final answer
    x = 148,769.01

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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.