Home / 104,452.28-144,144.24-56,705.64

Finding the Fourth Proportional to 104,452.28, 144,144.24 and 56,705.64

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Solution

The fourth proportional to 104,452.28, 144,144.24 and 56,705.64 is: 78,253.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,452.28 : 144,144.24 = 56,705.64 : x
  2. Step 2: Convert to fraction form
    104,452.28/144,144.24 = 56,705.64/x
  3. Step 3: Cross multiply
    104,452.28x = 144,144.24 × 56,705.64
  4. Step 4: Simplify right side
    104,452.28x = 8,173,791,381.51
  5. Step 5: Solve for x
    x = 8,173,791,381.51/104,452.28
  6. Step 6: Final answer
    x = 78,253.83

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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.