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Finding the Fourth Proportional to 176,617.71, 265,092.89 and 64,406.39

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Solution

The fourth proportional to 176,617.71, 265,092.89 and 64,406.39 is: 96,670.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,617.71 : 265,092.89 = 64,406.39 : x
  2. Step 2: Convert to fraction form
    176,617.71/265,092.89 = 64,406.39/x
  3. Step 3: Cross multiply
    176,617.71x = 265,092.89 × 64,406.39
  4. Step 4: Simplify right side
    176,617.71x = 17,073,674,412.07
  5. Step 5: Solve for x
    x = 17,073,674,412.07/176,617.71
  6. Step 6: Final answer
    x = 96,670.23

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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.