Home / 56,407.89-84,519.54-34,153.86

Finding the Fourth Proportional to 56,407.89, 84,519.54 and 34,153.86

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Solution

The fourth proportional to 56,407.89, 84,519.54 and 34,153.86 is: 51,174.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,407.89 : 84,519.54 = 34,153.86 : x
  2. Step 2: Convert to fraction form
    56,407.89/84,519.54 = 34,153.86/x
  3. Step 3: Cross multiply
    56,407.89x = 84,519.54 × 34,153.86
  4. Step 4: Simplify right side
    56,407.89x = 2,886,668,536.42
  5. Step 5: Solve for x
    x = 2,886,668,536.42/56,407.89
  6. Step 6: Final answer
    x = 51,174.91

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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.