Home / 197,027.28-271,904.16-107,603.28

Finding the Fourth Proportional to 197,027.28, 271,904.16 and 107,603.28

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Solution

The fourth proportional to 197,027.28, 271,904.16 and 107,603.28 is: 148,496.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,027.28 : 271,904.16 = 107,603.28 : x
  2. Step 2: Convert to fraction form
    197,027.28/271,904.16 = 107,603.28/x
  3. Step 3: Cross multiply
    197,027.28x = 271,904.16 × 107,603.28
  4. Step 4: Simplify right side
    197,027.28x = 29,257,779,461.64
  5. Step 5: Solve for x
    x = 29,257,779,461.64/197,027.28
  6. Step 6: Final answer
    x = 148,496.08

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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.