Home / 113,206.08-156,233.60-73,003.52

Finding the Fourth Proportional to 113,206.08, 156,233.60 and 73,003.52

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Solution

The fourth proportional to 113,206.08, 156,233.60 and 73,003.52 is: 100,750.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,206.08 : 156,233.60 = 73,003.52 : x
  2. Step 2: Convert to fraction form
    113,206.08/156,233.60 = 73,003.52/x
  3. Step 3: Cross multiply
    113,206.08x = 156,233.60 × 73,003.52
  4. Step 4: Simplify right side
    113,206.08x = 11,405,602,742.27
  5. Step 5: Solve for x
    x = 11,405,602,742.27/113,206.08
  6. Step 6: Final answer
    x = 100,750.80

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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.