Home / 172,065.28-237,475.92-123,826.92

Finding the Fourth Proportional to 172,065.28, 237,475.92 and 123,826.92

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Solution

The fourth proportional to 172,065.28, 237,475.92 and 123,826.92 is: 170,899.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,065.28 : 237,475.92 = 123,826.92 : x
  2. Step 2: Convert to fraction form
    172,065.28/237,475.92 = 123,826.92/x
  3. Step 3: Cross multiply
    172,065.28x = 237,475.92 × 123,826.92
  4. Step 4: Simplify right side
    172,065.28x = 29,405,911,747.77
  5. Step 5: Solve for x
    x = 29,405,911,747.77/172,065.28
  6. Step 6: Final answer
    x = 170,899.74

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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.