Home / 181,527.21-250,488.38-100,941.72

Finding the Fourth Proportional to 181,527.21, 250,488.38 and 100,941.72

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Solution

The fourth proportional to 181,527.21, 250,488.38 and 100,941.72 is: 139,288.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,527.21 : 250,488.38 = 100,941.72 : x
  2. Step 2: Convert to fraction form
    181,527.21/250,488.38 = 100,941.72/x
  3. Step 3: Cross multiply
    181,527.21x = 250,488.38 × 100,941.72
  4. Step 4: Simplify right side
    181,527.21x = 25,284,727,412.51
  5. Step 5: Solve for x
    x = 25,284,727,412.51/181,527.21
  6. Step 6: Final answer
    x = 139,288.91

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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.