Home / 104,277.50-143,902.10-56,529.62

Finding the Fourth Proportional to 104,277.50, 143,902.10 and 56,529.62

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Solution

The fourth proportional to 104,277.50, 143,902.10 and 56,529.62 is: 78,010.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,277.50 : 143,902.10 = 56,529.62 : x
  2. Step 2: Convert to fraction form
    104,277.50/143,902.10 = 56,529.62/x
  3. Step 3: Cross multiply
    104,277.50x = 143,902.10 × 56,529.62
  4. Step 4: Simplify right side
    104,277.50x = 8,134,730,747.55
  5. Step 5: Solve for x
    x = 8,134,730,747.55/104,277.50
  6. Step 6: Final answer
    x = 78,010.41

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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.