Home / 104,094.13-143,649.96-56,347.87

Finding the Fourth Proportional to 104,094.13, 143,649.96 and 56,347.87

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Solution

The fourth proportional to 104,094.13, 143,649.96 and 56,347.87 is: 77,760.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,094.13 : 143,649.96 = 56,347.87 : x
  2. Step 2: Convert to fraction form
    104,094.13/143,649.96 = 56,347.87/x
  3. Step 3: Cross multiply
    104,094.13x = 143,649.96 × 56,347.87
  4. Step 4: Simplify right side
    104,094.13x = 8,094,369,271.59
  5. Step 5: Solve for x
    x = 8,094,369,271.59/104,094.13
  6. Step 6: Final answer
    x = 77,760.09

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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.