Home / 96,785.28-145,072.32-37,603.20

Finding the Fourth Proportional to 96,785.28, 145,072.32 and 37,603.20

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Solution

The fourth proportional to 96,785.28, 145,072.32 and 37,603.20 is: 56,363.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,785.28 : 145,072.32 = 37,603.20 : x
  2. Step 2: Convert to fraction form
    96,785.28/145,072.32 = 37,603.20/x
  3. Step 3: Cross multiply
    96,785.28x = 145,072.32 × 37,603.20
  4. Step 4: Simplify right side
    96,785.28x = 5,455,183,463.42
  5. Step 5: Solve for x
    x = 5,455,183,463.42/96,785.28
  6. Step 6: Final answer
    x = 56,363.77

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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.