Home / 104,562.30-144,298.12-56,818.74

Finding the Fourth Proportional to 104,562.30, 144,298.12 and 56,818.74

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Solution

The fourth proportional to 104,562.30, 144,298.12 and 56,818.74 is: 78,411.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,562.30 : 144,298.12 = 56,818.74 : x
  2. Step 2: Convert to fraction form
    104,562.30/144,298.12 = 56,818.74/x
  3. Step 3: Cross multiply
    104,562.30x = 144,298.12 × 56,818.74
  4. Step 4: Simplify right side
    104,562.30x = 8,198,837,362.77
  5. Step 5: Solve for x
    x = 8,198,837,362.77/104,562.30
  6. Step 6: Final answer
    x = 78,411.03

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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.