Home / 150,757.40-208,142.58-93,457.97

Finding the Fourth Proportional to 150,757.40, 208,142.58 and 93,457.97

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Solution

The fourth proportional to 150,757.40, 208,142.58 and 93,457.97 is: 129,032.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,757.40 : 208,142.58 = 93,457.97 : x
  2. Step 2: Convert to fraction form
    150,757.40/208,142.58 = 93,457.97/x
  3. Step 3: Cross multiply
    150,757.40x = 208,142.58 × 93,457.97
  4. Step 4: Simplify right side
    150,757.40x = 19,452,581,489.36
  5. Step 5: Solve for x
    x = 19,452,581,489.36/150,757.40
  6. Step 6: Final answer
    x = 129,032.35

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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.