Home / 114,675.42-158,275.37-66,279.40

Finding the Fourth Proportional to 114,675.42, 158,275.37 and 66,279.40

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Solution

The fourth proportional to 114,675.42, 158,275.37 and 66,279.40 is: 91,479.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,675.42 : 158,275.37 = 66,279.40 : x
  2. Step 2: Convert to fraction form
    114,675.42/158,275.37 = 66,279.40/x
  3. Step 3: Cross multiply
    114,675.42x = 158,275.37 × 66,279.40
  4. Step 4: Simplify right side
    114,675.42x = 10,490,396,558.38
  5. Step 5: Solve for x
    x = 10,490,396,558.38/114,675.42
  6. Step 6: Final answer
    x = 91,479.03

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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.