Home / 52,749.60-72,828.41-47,074.61

Finding the Fourth Proportional to 52,749.60, 72,828.41 and 47,074.61

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Solution

The fourth proportional to 52,749.60, 72,828.41 and 47,074.61 is: 64,993.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,749.60 : 72,828.41 = 47,074.61 : x
  2. Step 2: Convert to fraction form
    52,749.60/72,828.41 = 47,074.61/x
  3. Step 3: Cross multiply
    52,749.60x = 72,828.41 × 47,074.61
  4. Step 4: Simplify right side
    52,749.60x = 3,428,368,398.16
  5. Step 5: Solve for x
    x = 3,428,368,398.16/52,749.60
  6. Step 6: Final answer
    x = 64,993.26

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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.