Home / 104,563.59-144,298.64-56,816.94

Finding the Fourth Proportional to 104,563.59, 144,298.64 and 56,816.94

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Solution

The fourth proportional to 104,563.59, 144,298.64 and 56,816.94 is: 78,407.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,563.59 : 144,298.64 = 56,816.94 : x
  2. Step 2: Convert to fraction form
    104,563.59/144,298.64 = 56,816.94/x
  3. Step 3: Cross multiply
    104,563.59x = 144,298.64 × 56,816.94
  4. Step 4: Simplify right side
    104,563.59x = 8,198,607,428.00
  5. Step 5: Solve for x
    x = 8,198,607,428.00/104,563.59
  6. Step 6: Final answer
    x = 78,407.86

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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.