Home / 202,541.52-279,509.36-141,376.60

Finding the Fourth Proportional to 202,541.52, 279,509.36 and 141,376.60

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Solution

The fourth proportional to 202,541.52, 279,509.36 and 141,376.60 is: 195,101.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,541.52 : 279,509.36 = 141,376.60 : x
  2. Step 2: Convert to fraction form
    202,541.52/279,509.36 = 141,376.60/x
  3. Step 3: Cross multiply
    202,541.52x = 279,509.36 × 141,376.60
  4. Step 4: Simplify right side
    202,541.52x = 39,516,082,984.98
  5. Step 5: Solve for x
    x = 39,516,082,984.98/202,541.52
  6. Step 6: Final answer
    x = 195,101.15

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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.