Home / 197,353.56-272,347.89-106,709.49

Finding the Fourth Proportional to 197,353.56, 272,347.89 and 106,709.49

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Solution

The fourth proportional to 197,353.56, 272,347.89 and 106,709.49 is: 147,259.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,353.56 : 272,347.89 = 106,709.49 : x
  2. Step 2: Convert to fraction form
    197,353.56/272,347.89 = 106,709.49/x
  3. Step 3: Cross multiply
    197,353.56x = 272,347.89 × 106,709.49
  4. Step 4: Simplify right side
    197,353.56x = 29,062,104,444.48
  5. Step 5: Solve for x
    x = 29,062,104,444.48/197,353.56
  6. Step 6: Final answer
    x = 147,259.08

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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.