Home / 86,195.45-129,210.03-44,095.37

Finding the Fourth Proportional to 86,195.45, 129,210.03 and 44,095.37

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Solution

The fourth proportional to 86,195.45, 129,210.03 and 44,095.37 is: 66,100.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,195.45 : 129,210.03 = 44,095.37 : x
  2. Step 2: Convert to fraction form
    86,195.45/129,210.03 = 44,095.37/x
  3. Step 3: Cross multiply
    86,195.45x = 129,210.03 × 44,095.37
  4. Step 4: Simplify right side
    86,195.45x = 5,697,563,434.51
  5. Step 5: Solve for x
    x = 5,697,563,434.51/86,195.45
  6. Step 6: Final answer
    x = 66,100.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.