Home / 84,933.36-127,267.20-53,703

Finding the Fourth Proportional to 84,933.36, 127,267.20 and 53,703

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Solution

The fourth proportional to 84,933.36, 127,267.20 and 53,703 is: 80,470.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,933.36 : 127,267.20 = 53,703 : x
  2. Step 2: Convert to fraction form
    84,933.36/127,267.20 = 53,703/x
  3. Step 3: Cross multiply
    84,933.36x = 127,267.20 × 53,703
  4. Step 4: Simplify right side
    84,933.36x = 6,834,630,441.60
  5. Step 5: Solve for x
    x = 6,834,630,441.60/84,933.36
  6. Step 6: Final answer
    x = 80,470.51

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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.