Home / 113,858.24-157,115.04-66,096.32

Finding the Fourth Proportional to 113,858.24, 157,115.04 and 66,096.32

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Solution

The fourth proportional to 113,858.24, 157,115.04 and 66,096.32 is: 91,207.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,858.24 : 157,115.04 = 66,096.32 : x
  2. Step 2: Convert to fraction form
    113,858.24/157,115.04 = 66,096.32/x
  3. Step 3: Cross multiply
    113,858.24x = 157,115.04 × 66,096.32
  4. Step 4: Simplify right side
    113,858.24x = 10,384,725,960.65
  5. Step 5: Solve for x
    x = 10,384,725,960.65/113,858.24
  6. Step 6: Final answer
    x = 91,207.50

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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.