Home / 264,587.22-365,130.75-143,728.53

Finding the Fourth Proportional to 264,587.22, 365,130.75 and 143,728.53

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Solution

The fourth proportional to 264,587.22, 365,130.75 and 143,728.53 is: 198,345.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,587.22 : 365,130.75 = 143,728.53 : x
  2. Step 2: Convert to fraction form
    264,587.22/365,130.75 = 143,728.53/x
  3. Step 3: Cross multiply
    264,587.22x = 365,130.75 × 143,728.53
  4. Step 4: Simplify right side
    264,587.22x = 52,479,705,955.30
  5. Step 5: Solve for x
    x = 52,479,705,955.30/264,587.22
  6. Step 6: Final answer
    x = 198,345.58

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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.