Home / 155,159.10-214,143.03-94,765.02

Finding the Fourth Proportional to 155,159.10, 214,143.03 and 94,765.02

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Solution

The fourth proportional to 155,159.10, 214,143.03 and 94,765.02 is: 130,790.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,159.10 : 214,143.03 = 94,765.02 : x
  2. Step 2: Convert to fraction form
    155,159.10/214,143.03 = 94,765.02/x
  3. Step 3: Cross multiply
    155,159.10x = 214,143.03 × 94,765.02
  4. Step 4: Simplify right side
    155,159.10x = 20,293,268,520.81
  5. Step 5: Solve for x
    x = 20,293,268,520.81/155,159.10
  6. Step 6: Final answer
    x = 130,790.06

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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.