Home / 150,953.28-208,315.70-82,970.25

Finding the Fourth Proportional to 150,953.28, 208,315.70 and 82,970.25

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Solution

The fourth proportional to 150,953.28, 208,315.70 and 82,970.25 is: 114,499.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,953.28 : 208,315.70 = 82,970.25 : x
  2. Step 2: Convert to fraction form
    150,953.28/208,315.70 = 82,970.25/x
  3. Step 3: Cross multiply
    150,953.28x = 208,315.70 × 82,970.25
  4. Step 4: Simplify right side
    150,953.28x = 17,284,005,707.93
  5. Step 5: Solve for x
    x = 17,284,005,707.93/150,953.28
  6. Step 6: Final answer
    x = 114,499.04

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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.