Home / 54,811.08-75,509.82-45,188.28

Finding the Fourth Proportional to 54,811.08, 75,509.82 and 45,188.28

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Solution

The fourth proportional to 54,811.08, 75,509.82 and 45,188.28 is: 62,253.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,811.08 : 75,509.82 = 45,188.28 : x
  2. Step 2: Convert to fraction form
    54,811.08/75,509.82 = 45,188.28/x
  3. Step 3: Cross multiply
    54,811.08x = 75,509.82 × 45,188.28
  4. Step 4: Simplify right side
    54,811.08x = 3,412,158,888.91
  5. Step 5: Solve for x
    x = 3,412,158,888.91/54,811.08
  6. Step 6: Final answer
    x = 62,253.09

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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.