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Finding the Fourth Proportional to 176,687.32, 265,032.42 and 64,447.96

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Solution

The fourth proportional to 176,687.32, 265,032.42 and 64,447.96 is: 96,672.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,687.32 : 265,032.42 = 64,447.96 : x
  2. Step 2: Convert to fraction form
    176,687.32/265,032.42 = 64,447.96/x
  3. Step 3: Cross multiply
    176,687.32x = 265,032.42 × 64,447.96
  4. Step 4: Simplify right side
    176,687.32x = 17,080,798,802.86
  5. Step 5: Solve for x
    x = 17,080,798,802.86/176,687.32
  6. Step 6: Final answer
    x = 96,672.47

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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.