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Finding the Fourth Proportional to 184,166.72, 254,078.10 and 103,575.76

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Solution

The fourth proportional to 184,166.72, 254,078.10 and 103,575.76 is: 142,894.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,166.72 : 254,078.10 = 103,575.76 : x
  2. Step 2: Convert to fraction form
    184,166.72/254,078.10 = 103,575.76/x
  3. Step 3: Cross multiply
    184,166.72x = 254,078.10 × 103,575.76
  4. Step 4: Simplify right side
    184,166.72x = 26,316,332,306.86
  5. Step 5: Solve for x
    x = 26,316,332,306.86/184,166.72
  6. Step 6: Final answer
    x = 142,894.07

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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.