Home / 186,130.59-278,491.34-110,269.86

Finding the Fourth Proportional to 186,130.59, 278,491.34 and 110,269.86

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Solution

The fourth proportional to 186,130.59, 278,491.34 and 110,269.86 is: 164,987.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,130.59 : 278,491.34 = 110,269.86 : x
  2. Step 2: Convert to fraction form
    186,130.59/278,491.34 = 110,269.86/x
  3. Step 3: Cross multiply
    186,130.59x = 278,491.34 × 110,269.86
  4. Step 4: Simplify right side
    186,130.59x = 30,709,202,371.57
  5. Step 5: Solve for x
    x = 30,709,202,371.57/186,130.59
  6. Step 6: Final answer
    x = 164,987.40

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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.