Home / 53,206.47-79,703.37-46,104.78

Finding the Fourth Proportional to 53,206.47, 79,703.37 and 46,104.78

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Solution

The fourth proportional to 53,206.47, 79,703.37 and 46,104.78 is: 69,065.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,206.47 : 79,703.37 = 46,104.78 : x
  2. Step 2: Convert to fraction form
    53,206.47/79,703.37 = 46,104.78/x
  3. Step 3: Cross multiply
    53,206.47x = 79,703.37 × 46,104.78
  4. Step 4: Simplify right side
    53,206.47x = 3,674,706,339.11
  5. Step 5: Solve for x
    x = 3,674,706,339.11/53,206.47
  6. Step 6: Final answer
    x = 69,065.03

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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.