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Finding the Fourth Proportional to 176,671.06, 265,015.14 and 58,339.78

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Solution

The fourth proportional to 176,671.06, 265,015.14 and 58,339.78 is: 87,512.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,671.06 : 265,015.14 = 58,339.78 : x
  2. Step 2: Convert to fraction form
    176,671.06/265,015.14 = 58,339.78/x
  3. Step 3: Cross multiply
    176,671.06x = 265,015.14 × 58,339.78
  4. Step 4: Simplify right side
    176,671.06x = 15,460,924,964.27
  5. Step 5: Solve for x
    x = 15,460,924,964.27/176,671.06
  6. Step 6: Final answer
    x = 87,512.49

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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.