Home / 213,608.24-320,132.06-157,184.15

Finding the Fourth Proportional to 213,608.24, 320,132.06 and 157,184.15

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Solution

The fourth proportional to 213,608.24, 320,132.06 and 157,184.15 is: 235,569.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,608.24 : 320,132.06 = 157,184.15 : x
  2. Step 2: Convert to fraction form
    213,608.24/320,132.06 = 157,184.15/x
  3. Step 3: Cross multiply
    213,608.24x = 320,132.06 × 157,184.15
  4. Step 4: Simplify right side
    213,608.24x = 50,319,683,352.27
  5. Step 5: Solve for x
    x = 50,319,683,352.27/213,608.24
  6. Step 6: Final answer
    x = 235,569.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.