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Finding the Fourth Proportional to 213,376.01, 320,060.34 and 63,617.06

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Solution

The fourth proportional to 213,376.01, 320,060.34 and 63,617.06 is: 95,424.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,376.01 : 320,060.34 = 63,617.06 : x
  2. Step 2: Convert to fraction form
    213,376.01/320,060.34 = 63,617.06/x
  3. Step 3: Cross multiply
    213,376.01x = 320,060.34 × 63,617.06
  4. Step 4: Simplify right side
    213,376.01x = 20,361,298,653.55
  5. Step 5: Solve for x
    x = 20,361,298,653.55/213,376.01
  6. Step 6: Final answer
    x = 95,424.50

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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.