Home / 150,323.02-207,443.28-82,339.36

Finding the Fourth Proportional to 150,323.02, 207,443.28 and 82,339.36

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Solution

The fourth proportional to 150,323.02, 207,443.28 and 82,339.36 is: 113,626.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,323.02 : 207,443.28 = 82,339.36 : x
  2. Step 2: Convert to fraction form
    150,323.02/207,443.28 = 82,339.36/x
  3. Step 3: Cross multiply
    150,323.02x = 207,443.28 × 82,339.36
  4. Step 4: Simplify right side
    150,323.02x = 17,080,746,911.50
  5. Step 5: Solve for x
    x = 17,080,746,911.50/150,323.02
  6. Step 6: Final answer
    x = 113,626.95

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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.