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Finding the Fourth Proportional to 104,477.58, 144,181.98 and 56,733.84

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Solution

The fourth proportional to 104,477.58, 144,181.98 and 56,733.84 is: 78,294.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,477.58 : 144,181.98 = 56,733.84 : x
  2. Step 2: Convert to fraction form
    104,477.58/144,181.98 = 56,733.84/x
  3. Step 3: Cross multiply
    104,477.58x = 144,181.98 × 56,733.84
  4. Step 4: Simplify right side
    104,477.58x = 8,179,997,384.20
  5. Step 5: Solve for x
    x = 8,179,997,384.20/104,477.58
  6. Step 6: Final answer
    x = 78,294.28

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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.