Home / 58,112.73-79,943.90-50,910.21

Finding the Fourth Proportional to 58,112.73, 79,943.90 and 50,910.21

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Solution

The fourth proportional to 58,112.73, 79,943.90 and 50,910.21 is: 70,035.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,112.73 : 79,943.90 = 50,910.21 : x
  2. Step 2: Convert to fraction form
    58,112.73/79,943.90 = 50,910.21/x
  3. Step 3: Cross multiply
    58,112.73x = 79,943.90 × 50,910.21
  4. Step 4: Simplify right side
    58,112.73x = 4,069,960,482.67
  5. Step 5: Solve for x
    x = 4,069,960,482.67/58,112.73
  6. Step 6: Final answer
    x = 70,035.61

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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.