Home / 131,653.62-197,500.86-42,886.44

Finding the Fourth Proportional to 131,653.62, 197,500.86 and 42,886.44

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Solution

The fourth proportional to 131,653.62, 197,500.86 and 42,886.44 is: 64,336.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,653.62 : 197,500.86 = 42,886.44 : x
  2. Step 2: Convert to fraction form
    131,653.62/197,500.86 = 42,886.44/x
  3. Step 3: Cross multiply
    131,653.62x = 197,500.86 × 42,886.44
  4. Step 4: Simplify right side
    131,653.62x = 8,470,108,782.34
  5. Step 5: Solve for x
    x = 8,470,108,782.34/131,653.62
  6. Step 6: Final answer
    x = 64,336.32

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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.