Home / 132,026.10-197,893.35-72,904.20

Finding the Fourth Proportional to 132,026.10, 197,893.35 and 72,904.20

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Solution

The fourth proportional to 132,026.10, 197,893.35 and 72,904.20 is: 109,275.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,026.10 : 197,893.35 = 72,904.20 : x
  2. Step 2: Convert to fraction form
    132,026.10/197,893.35 = 72,904.20/x
  3. Step 3: Cross multiply
    132,026.10x = 197,893.35 × 72,904.20
  4. Step 4: Simplify right side
    132,026.10x = 14,427,256,367.07
  5. Step 5: Solve for x
    x = 14,427,256,367.07/132,026.10
  6. Step 6: Final answer
    x = 109,275.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.