Home / 119,260.90-164,583.06-65,547.28

Finding the Fourth Proportional to 119,260.90, 164,583.06 and 65,547.28

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Solution

The fourth proportional to 119,260.90, 164,583.06 and 65,547.28 is: 90,456.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,260.90 : 164,583.06 = 65,547.28 : x
  2. Step 2: Convert to fraction form
    119,260.90/164,583.06 = 65,547.28/x
  3. Step 3: Cross multiply
    119,260.90x = 164,583.06 × 65,547.28
  4. Step 4: Simplify right side
    119,260.90x = 10,787,971,917.08
  5. Step 5: Solve for x
    x = 10,787,971,917.08/119,260.90
  6. Step 6: Final answer
    x = 90,456.91

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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.