Home / 113,700.72-170,568.62-38,803.34

Finding the Fourth Proportional to 113,700.72, 170,568.62 and 38,803.34

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Solution

The fourth proportional to 113,700.72, 170,568.62 and 38,803.34 is: 58,210.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,700.72 : 170,568.62 = 38,803.34 : x
  2. Step 2: Convert to fraction form
    113,700.72/170,568.62 = 38,803.34/x
  3. Step 3: Cross multiply
    113,700.72x = 170,568.62 × 38,803.34
  4. Step 4: Simplify right side
    113,700.72x = 6,618,631,399.36
  5. Step 5: Solve for x
    x = 6,618,631,399.36/113,700.72
  6. Step 6: Final answer
    x = 58,210.99

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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.