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Finding the Fourth Proportional to 176,899.38, 265,261.62 and 64,575.06

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Solution

The fourth proportional to 176,899.38, 265,261.62 and 64,575.06 is: 96,830.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,899.38 : 265,261.62 = 64,575.06 : x
  2. Step 2: Convert to fraction form
    176,899.38/265,261.62 = 64,575.06/x
  3. Step 3: Cross multiply
    176,899.38x = 265,261.62 × 64,575.06
  4. Step 4: Simplify right side
    176,899.38x = 17,129,285,027.20
  5. Step 5: Solve for x
    x = 17,129,285,027.20/176,899.38
  6. Step 6: Final answer
    x = 96,830.67

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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.