Home / 315,742.02-435,723.75-179,768.94

Finding the Fourth Proportional to 315,742.02, 435,723.75 and 179,768.94

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Solution

The fourth proportional to 315,742.02, 435,723.75 and 179,768.94 is: 248,081.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,742.02 : 435,723.75 = 179,768.94 : x
  2. Step 2: Convert to fraction form
    315,742.02/435,723.75 = 179,768.94/x
  3. Step 3: Cross multiply
    315,742.02x = 435,723.75 × 179,768.94
  4. Step 4: Simplify right side
    315,742.02x = 78,329,596,670.33
  5. Step 5: Solve for x
    x = 78,329,596,670.33/315,742.02
  6. Step 6: Final answer
    x = 248,081.00

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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.