Home / 104,449.41-144,143.14-56,705.87

Finding the Fourth Proportional to 104,449.41, 144,143.14 and 56,705.87

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Solution

The fourth proportional to 104,449.41, 144,143.14 and 56,705.87 is: 78,255.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,449.41 : 144,143.14 = 56,705.87 : x
  2. Step 2: Convert to fraction form
    104,449.41/144,143.14 = 56,705.87/x
  3. Step 3: Cross multiply
    104,449.41x = 144,143.14 × 56,705.87
  4. Step 4: Simplify right side
    104,449.41x = 8,173,762,158.23
  5. Step 5: Solve for x
    x = 8,173,762,158.23/104,449.41
  6. Step 6: Final answer
    x = 78,255.70

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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.