Home / 134,581.23-201,903.57-75,457.71

Finding the Fourth Proportional to 134,581.23, 201,903.57 and 75,457.71

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Solution

The fourth proportional to 134,581.23, 201,903.57 and 75,457.71 is: 113,204.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,581.23 : 201,903.57 = 75,457.71 : x
  2. Step 2: Convert to fraction form
    134,581.23/201,903.57 = 75,457.71/x
  3. Step 3: Cross multiply
    134,581.23x = 201,903.57 × 75,457.71
  4. Step 4: Simplify right side
    134,581.23x = 15,235,181,033.02
  5. Step 5: Solve for x
    x = 15,235,181,033.02/134,581.23
  6. Step 6: Final answer
    x = 113,204.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.