Home / 86,284.12-119,108.83-58,006.21

Finding the Fourth Proportional to 86,284.12, 119,108.83 and 58,006.21

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Solution

The fourth proportional to 86,284.12, 119,108.83 and 58,006.21 is: 80,073.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,284.12 : 119,108.83 = 58,006.21 : x
  2. Step 2: Convert to fraction form
    86,284.12/119,108.83 = 58,006.21/x
  3. Step 3: Cross multiply
    86,284.12x = 119,108.83 × 58,006.21
  4. Step 4: Simplify right side
    86,284.12x = 6,909,051,363.05
  5. Step 5: Solve for x
    x = 6,909,051,363.05/86,284.12
  6. Step 6: Final answer
    x = 80,073.27

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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.