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Finding the Fourth Proportional to 151,339.96, 208,749.15 and 94,652.92

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Solution

The fourth proportional to 151,339.96, 208,749.15 and 94,652.92 is: 130,558.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,339.96 : 208,749.15 = 94,652.92 : x
  2. Step 2: Convert to fraction form
    151,339.96/208,749.15 = 94,652.92/x
  3. Step 3: Cross multiply
    151,339.96x = 208,749.15 × 94,652.92
  4. Step 4: Simplify right side
    151,339.96x = 19,758,716,595.02
  5. Step 5: Solve for x
    x = 19,758,716,595.02/151,339.96
  6. Step 6: Final answer
    x = 130,558.49

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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.