Home / 231,282.90-319,224.33-150,570.54

Finding the Fourth Proportional to 231,282.90, 319,224.33 and 150,570.54

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Solution

The fourth proportional to 231,282.90, 319,224.33 and 150,570.54 is: 207,822.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,282.90 : 319,224.33 = 150,570.54 : x
  2. Step 2: Convert to fraction form
    231,282.90/319,224.33 = 150,570.54/x
  3. Step 3: Cross multiply
    231,282.90x = 319,224.33 × 150,570.54
  4. Step 4: Simplify right side
    231,282.90x = 48,065,779,749.24
  5. Step 5: Solve for x
    x = 48,065,779,749.24/231,282.90
  6. Step 6: Final answer
    x = 207,822.45

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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.