Home / 53,373.47-79,995.46-39,202.09

Finding the Fourth Proportional to 53,373.47, 79,995.46 and 39,202.09

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Solution

The fourth proportional to 53,373.47, 79,995.46 and 39,202.09 is: 58,755.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,373.47 : 79,995.46 = 39,202.09 : x
  2. Step 2: Convert to fraction form
    53,373.47/79,995.46 = 39,202.09/x
  3. Step 3: Cross multiply
    53,373.47x = 79,995.46 × 39,202.09
  4. Step 4: Simplify right side
    53,373.47x = 3,135,989,071.53
  5. Step 5: Solve for x
    x = 3,135,989,071.53/53,373.47
  6. Step 6: Final answer
    x = 58,755.58

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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.