Home / 53,058.38-73,183.10-45,045.45

Finding the Fourth Proportional to 53,058.38, 73,183.10 and 45,045.45

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Solution

The fourth proportional to 53,058.38, 73,183.10 and 45,045.45 is: 62,130.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,058.38 : 73,183.10 = 45,045.45 : x
  2. Step 2: Convert to fraction form
    53,058.38/73,183.10 = 45,045.45/x
  3. Step 3: Cross multiply
    53,058.38x = 73,183.10 × 45,045.45
  4. Step 4: Simplify right side
    53,058.38x = 3,296,565,446.67
  5. Step 5: Solve for x
    x = 3,296,565,446.67/53,058.38
  6. Step 6: Final answer
    x = 62,130.92

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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.