Home / 56,649.96-78,174.48-34,002.36

Finding the Fourth Proportional to 56,649.96, 78,174.48 and 34,002.36

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Solution

The fourth proportional to 56,649.96, 78,174.48 and 34,002.36 is: 46,921.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,649.96 : 78,174.48 = 34,002.36 : x
  2. Step 2: Convert to fraction form
    56,649.96/78,174.48 = 34,002.36/x
  3. Step 3: Cross multiply
    56,649.96x = 78,174.48 × 34,002.36
  4. Step 4: Simplify right side
    56,649.96x = 2,658,116,811.77
  5. Step 5: Solve for x
    x = 2,658,116,811.77/56,649.96
  6. Step 6: Final answer
    x = 46,921.78

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1.5x scale

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.