Home / 101,785.43-152,688.62-35,225.45

Finding the Fourth Proportional to 101,785.43, 152,688.62 and 35,225.45

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Solution

The fourth proportional to 101,785.43, 152,688.62 and 35,225.45 is: 52,841.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,785.43 : 152,688.62 = 35,225.45 : x
  2. Step 2: Convert to fraction form
    101,785.43/152,688.62 = 35,225.45/x
  3. Step 3: Cross multiply
    101,785.43x = 152,688.62 × 35,225.45
  4. Step 4: Simplify right side
    101,785.43x = 5,378,525,349.38
  5. Step 5: Solve for x
    x = 5,378,525,349.38/101,785.43
  6. Step 6: Final answer
    x = 52,841.80

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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.