Home / 181,353.46-250,273.85-100,784.38

Finding the Fourth Proportional to 181,353.46, 250,273.85 and 100,784.38

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Solution

The fourth proportional to 181,353.46, 250,273.85 and 100,784.38 is: 139,085.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,353.46 : 250,273.85 = 100,784.38 : x
  2. Step 2: Convert to fraction form
    181,353.46/250,273.85 = 100,784.38/x
  3. Step 3: Cross multiply
    181,353.46x = 250,273.85 × 100,784.38
  4. Step 4: Simplify right side
    181,353.46x = 25,223,694,802.46
  5. Step 5: Solve for x
    x = 25,223,694,802.46/181,353.46
  6. Step 6: Final answer
    x = 139,085.82

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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.