Home / 189,322.36-261,263.46-104,437.48

Finding the Fourth Proportional to 189,322.36, 261,263.46 and 104,437.48

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Solution

The fourth proportional to 189,322.36, 261,263.46 and 104,437.48 is: 144,122.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,322.36 : 261,263.46 = 104,437.48 : x
  2. Step 2: Convert to fraction form
    189,322.36/261,263.46 = 104,437.48/x
  3. Step 3: Cross multiply
    189,322.36x = 261,263.46 × 104,437.48
  4. Step 4: Simplify right side
    189,322.36x = 27,285,697,378.48
  5. Step 5: Solve for x
    x = 27,285,697,378.48/189,322.36
  6. Step 6: Final answer
    x = 144,122.95

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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.