Home / 114,674.42-158,273.99-66,278.40

Finding the Fourth Proportional to 114,674.42, 158,273.99 and 66,278.40

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Solution

The fourth proportional to 114,674.42, 158,273.99 and 66,278.40 is: 91,477.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,674.42 : 158,273.99 = 66,278.40 : x
  2. Step 2: Convert to fraction form
    114,674.42/158,273.99 = 66,278.40/x
  3. Step 3: Cross multiply
    114,674.42x = 158,273.99 × 66,278.40
  4. Step 4: Simplify right side
    114,674.42x = 10,490,146,487.42
  5. Step 5: Solve for x
    x = 10,490,146,487.42/114,674.42
  6. Step 6: Final answer
    x = 91,477.65

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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.