Home / 118,029.24-162,882.21-64,314.22

Finding the Fourth Proportional to 118,029.24, 162,882.21 and 64,314.22

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Solution

The fourth proportional to 118,029.24, 162,882.21 and 64,314.22 is: 88,754.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,029.24 : 162,882.21 = 64,314.22 : x
  2. Step 2: Convert to fraction form
    118,029.24/162,882.21 = 64,314.22/x
  3. Step 3: Cross multiply
    118,029.24x = 162,882.21 × 64,314.22
  4. Step 4: Simplify right side
    118,029.24x = 10,475,642,288.03
  5. Step 5: Solve for x
    x = 10,475,642,288.03/118,029.24
  6. Step 6: Final answer
    x = 88,754.64

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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.