Home / 53,389.21-73,586.13-48,864.33

Finding the Fourth Proportional to 53,389.21, 73,586.13 and 48,864.33

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Solution

The fourth proportional to 53,389.21, 73,586.13 and 48,864.33 is: 67,349.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,389.21 : 73,586.13 = 48,864.33 : x
  2. Step 2: Convert to fraction form
    53,389.21/73,586.13 = 48,864.33/x
  3. Step 3: Cross multiply
    53,389.21x = 73,586.13 × 48,864.33
  4. Step 4: Simplify right side
    53,389.21x = 3,595,736,939.74
  5. Step 5: Solve for x
    x = 3,595,736,939.74/53,389.21
  6. Step 6: Final answer
    x = 67,349.51

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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.