Home / 155,541.60-214,591.23-101,857.23

Finding the Fourth Proportional to 155,541.60, 214,591.23 and 101,857.23

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Solution

The fourth proportional to 155,541.60, 214,591.23 and 101,857.23 is: 140,526.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,541.60 : 214,591.23 = 101,857.23 : x
  2. Step 2: Convert to fraction form
    155,541.60/214,591.23 = 101,857.23/x
  3. Step 3: Cross multiply
    155,541.60x = 214,591.23 × 101,857.23
  4. Step 4: Simplify right side
    155,541.60x = 21,857,668,270.09
  5. Step 5: Solve for x
    x = 21,857,668,270.09/155,541.60
  6. Step 6: Final answer
    x = 140,526.19

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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.