Home / 119,259.04-164,580.72-65,544.70

Finding the Fourth Proportional to 119,259.04, 164,580.72 and 65,544.70

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Solution

The fourth proportional to 119,259.04, 164,580.72 and 65,544.70 is: 90,453.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,259.04 : 164,580.72 = 65,544.70 : x
  2. Step 2: Convert to fraction form
    119,259.04/164,580.72 = 65,544.70/x
  3. Step 3: Cross multiply
    119,259.04x = 164,580.72 × 65,544.70
  4. Step 4: Simplify right side
    119,259.04x = 10,787,393,918.18
  5. Step 5: Solve for x
    x = 10,787,393,918.18/119,259.04
  6. Step 6: Final answer
    x = 90,453.47

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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.