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Finding the Fourth Proportional to 176,602, 265,069.44 and 64,390.64

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Solution

The fourth proportional to 176,602, 265,069.44 and 64,390.64 is: 96,646.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,602 : 265,069.44 = 64,390.64 : x
  2. Step 2: Convert to fraction form
    176,602/265,069.44 = 64,390.64/x
  3. Step 3: Cross multiply
    176,602x = 265,069.44 × 64,390.64
  4. Step 4: Simplify right side
    176,602x = 17,067,990,886.04
  5. Step 5: Solve for x
    x = 17,067,990,886.04/176,602
  6. Step 6: Final answer
    x = 96,646.65

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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.