Home / 55,267.58-76,285.53-47,794.21

Finding the Fourth Proportional to 55,267.58, 76,285.53 and 47,794.21

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Solution

The fourth proportional to 55,267.58, 76,285.53 and 47,794.21 is: 65,970.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,267.58 : 76,285.53 = 47,794.21 : x
  2. Step 2: Convert to fraction form
    55,267.58/76,285.53 = 47,794.21/x
  3. Step 3: Cross multiply
    55,267.58x = 76,285.53 × 47,794.21
  4. Step 4: Simplify right side
    55,267.58x = 3,646,006,450.07
  5. Step 5: Solve for x
    x = 3,646,006,450.07/55,267.58
  6. Step 6: Final answer
    x = 65,970.07

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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.