Home / 192,426.68-265,376.86-120,813.38

Finding the Fourth Proportional to 192,426.68, 265,376.86 and 120,813.38

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Solution

The fourth proportional to 192,426.68, 265,376.86 and 120,813.38 is: 166,614.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,426.68 : 265,376.86 = 120,813.38 : x
  2. Step 2: Convert to fraction form
    192,426.68/265,376.86 = 120,813.38/x
  3. Step 3: Cross multiply
    192,426.68x = 265,376.86 × 120,813.38
  4. Step 4: Simplify right side
    192,426.68x = 32,061,075,430.39
  5. Step 5: Solve for x
    x = 32,061,075,430.39/192,426.68
  6. Step 6: Final answer
    x = 166,614.50

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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.