Home / 58,113.32-80,220.78-49,206.96

Finding the Fourth Proportional to 58,113.32, 80,220.78 and 49,206.96

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Solution

The fourth proportional to 58,113.32, 80,220.78 and 49,206.96 is: 67,926.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,113.32 : 80,220.78 = 49,206.96 : x
  2. Step 2: Convert to fraction form
    58,113.32/80,220.78 = 49,206.96/x
  3. Step 3: Cross multiply
    58,113.32x = 80,220.78 × 49,206.96
  4. Step 4: Simplify right side
    58,113.32x = 3,947,420,712.63
  5. Step 5: Solve for x
    x = 3,947,420,712.63/58,113.32
  6. Step 6: Final answer
    x = 67,926.27

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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.