Home / 117,457.04-162,091.90-63,742.52

Finding the Fourth Proportional to 117,457.04, 162,091.90 and 63,742.52

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Solution

The fourth proportional to 117,457.04, 162,091.90 and 63,742.52 is: 87,965.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,457.04 : 162,091.90 = 63,742.52 : x
  2. Step 2: Convert to fraction form
    117,457.04/162,091.90 = 63,742.52/x
  3. Step 3: Cross multiply
    117,457.04x = 162,091.90 × 63,742.52
  4. Step 4: Simplify right side
    117,457.04x = 10,332,146,177.59
  5. Step 5: Solve for x
    x = 10,332,146,177.59/117,457.04
  6. Step 6: Final answer
    x = 87,965.32

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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.