Home / 53,073.63-79,601.40-50,145.75

Finding the Fourth Proportional to 53,073.63, 79,601.40 and 50,145.75

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Solution

The fourth proportional to 53,073.63, 79,601.40 and 50,145.75 is: 75,210.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,073.63 : 79,601.40 = 50,145.75 : x
  2. Step 2: Convert to fraction form
    53,073.63/79,601.40 = 50,145.75/x
  3. Step 3: Cross multiply
    53,073.63x = 79,601.40 × 50,145.75
  4. Step 4: Simplify right side
    53,073.63x = 3,991,671,904.05
  5. Step 5: Solve for x
    x = 3,991,671,904.05/53,073.63
  6. Step 6: Final answer
    x = 75,210.08

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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.