Home / 104,631.59-144,390.88-56,884.93

Finding the Fourth Proportional to 104,631.59, 144,390.88 and 56,884.93

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Solution

The fourth proportional to 104,631.59, 144,390.88 and 56,884.93 is: 78,500.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,631.59 : 144,390.88 = 56,884.93 : x
  2. Step 2: Convert to fraction form
    104,631.59/144,390.88 = 56,884.93/x
  3. Step 3: Cross multiply
    104,631.59x = 144,390.88 × 56,884.93
  4. Step 4: Simplify right side
    104,631.59x = 8,213,665,249.10
  5. Step 5: Solve for x
    x = 8,213,665,249.10/104,631.59
  6. Step 6: Final answer
    x = 78,500.82

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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.