Home / 181,339.02-250,247.97-100,774.05

Finding the Fourth Proportional to 181,339.02, 250,247.97 and 100,774.05

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Solution

The fourth proportional to 181,339.02, 250,247.97 and 100,774.05 is: 139,068.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,339.02 : 250,247.97 = 100,774.05 : x
  2. Step 2: Convert to fraction form
    181,339.02/250,247.97 = 100,774.05/x
  3. Step 3: Cross multiply
    181,339.02x = 250,247.97 × 100,774.05
  4. Step 4: Simplify right side
    181,339.02x = 25,218,501,441.18
  5. Step 5: Solve for x
    x = 25,218,501,441.18/181,339.02
  6. Step 6: Final answer
    x = 139,068.26

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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.