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Finding the Fourth Proportional to 184,402.32, 254,472.40 and 103,829.60

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Solution

The fourth proportional to 184,402.32, 254,472.40 and 103,829.60 is: 143,283.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,402.32 : 254,472.40 = 103,829.60 : x
  2. Step 2: Convert to fraction form
    184,402.32/254,472.40 = 103,829.60/x
  3. Step 3: Cross multiply
    184,402.32x = 254,472.40 × 103,829.60
  4. Step 4: Simplify right side
    184,402.32x = 26,421,767,503.04
  5. Step 5: Solve for x
    x = 26,421,767,503.04/184,402.32
  6. Step 6: Final answer
    x = 143,283.27

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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.