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Finding the Fourth Proportional to 220,140.08, 330,216.36 and 53,927.92

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Solution

The fourth proportional to 220,140.08, 330,216.36 and 53,927.92 is: 80,893.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,140.08 : 330,216.36 = 53,927.92 : x
  2. Step 2: Convert to fraction form
    220,140.08/330,216.36 = 53,927.92/x
  3. Step 3: Cross multiply
    220,140.08x = 330,216.36 × 53,927.92
  4. Step 4: Simplify right side
    220,140.08x = 17,807,881,444.77
  5. Step 5: Solve for x
    x = 17,807,881,444.77/220,140.08
  6. Step 6: Final answer
    x = 80,893.41

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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.