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Finding the Fourth Proportional to 169,705.60, 254,558.40 and 58,897.60

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Solution

The fourth proportional to 169,705.60, 254,558.40 and 58,897.60 is: 88,346.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,705.60 : 254,558.40 = 58,897.60 : x
  2. Step 2: Convert to fraction form
    169,705.60/254,558.40 = 58,897.60/x
  3. Step 3: Cross multiply
    169,705.60x = 254,558.40 × 58,897.60
  4. Step 4: Simplify right side
    169,705.60x = 14,992,878,819.84
  5. Step 5: Solve for x
    x = 14,992,878,819.84/169,705.60
  6. Step 6: Final answer
    x = 88,346.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.