Home / 197,127.52-272,036.09-106,483.49

Finding the Fourth Proportional to 197,127.52, 272,036.09 and 106,483.49

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Solution

The fourth proportional to 197,127.52, 272,036.09 and 106,483.49 is: 146,947.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,127.52 : 272,036.09 = 106,483.49 : x
  2. Step 2: Convert to fraction form
    197,127.52/272,036.09 = 106,483.49/x
  3. Step 3: Cross multiply
    197,127.52x = 272,036.09 × 106,483.49
  4. Step 4: Simplify right side
    197,127.52x = 28,967,352,269.15
  5. Step 5: Solve for x
    x = 28,967,352,269.15/197,127.52
  6. Step 6: Final answer
    x = 146,947.28

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1.5x scale

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.