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Finding the Fourth Proportional to 110,836.32, 152,950.32 and 63,091.68

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Solution

The fourth proportional to 110,836.32, 152,950.32 and 63,091.68 is: 87,064.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,836.32 : 152,950.32 = 63,091.68 : x
  2. Step 2: Convert to fraction form
    110,836.32/152,950.32 = 63,091.68/x
  3. Step 3: Cross multiply
    110,836.32x = 152,950.32 × 63,091.68
  4. Step 4: Simplify right side
    110,836.32x = 9,649,892,645.34
  5. Step 5: Solve for x
    x = 9,649,892,645.34/110,836.32
  6. Step 6: Final answer
    x = 87,064.35

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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.