Home / 179,992.02-248,382.54-99,415.38

Finding the Fourth Proportional to 179,992.02, 248,382.54 and 99,415.38

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Solution

The fourth proportional to 179,992.02, 248,382.54 and 99,415.38 is: 137,189.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,992.02 : 248,382.54 = 99,415.38 : x
  2. Step 2: Convert to fraction form
    179,992.02/248,382.54 = 99,415.38/x
  3. Step 3: Cross multiply
    179,992.02x = 248,382.54 × 99,415.38
  4. Step 4: Simplify right side
    179,992.02x = 24,693,044,599.47
  5. Step 5: Solve for x
    x = 24,693,044,599.47/179,992.02
  6. Step 6: Final answer
    x = 137,189.66

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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.