Home / 70,389.05-105,618.26-32,951.66

Finding the Fourth Proportional to 70,389.05, 105,618.26 and 32,951.66

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Solution

The fourth proportional to 70,389.05, 105,618.26 and 32,951.66 is: 49,443.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,389.05 : 105,618.26 = 32,951.66 : x
  2. Step 2: Convert to fraction form
    70,389.05/105,618.26 = 32,951.66/x
  3. Step 3: Cross multiply
    70,389.05x = 105,618.26 × 32,951.66
  4. Step 4: Simplify right side
    70,389.05x = 3,480,296,547.60
  5. Step 5: Solve for x
    x = 3,480,296,547.60/70,389.05
  6. Step 6: Final answer
    x = 49,443.72

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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.