Home / 60,828.21-84,000.68-57,514.91

Finding the Fourth Proportional to 60,828.21, 84,000.68 and 57,514.91

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Solution

The fourth proportional to 60,828.21, 84,000.68 and 57,514.91 is: 79,425.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,828.21 : 84,000.68 = 57,514.91 : x
  2. Step 2: Convert to fraction form
    60,828.21/84,000.68 = 57,514.91/x
  3. Step 3: Cross multiply
    60,828.21x = 84,000.68 × 57,514.91
  4. Step 4: Simplify right side
    60,828.21x = 4,831,291,058.24
  5. Step 5: Solve for x
    x = 4,831,291,058.24/60,828.21
  6. Step 6: Final answer
    x = 79,425.17

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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.