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Finding the Fourth Proportional to 176,598, 265,063.44 and 64,386.64

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Solution

The fourth proportional to 176,598, 265,063.44 and 64,386.64 is: 96,640.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,598 : 265,063.44 = 64,386.64 : x
  2. Step 2: Convert to fraction form
    176,598/265,063.44 = 64,386.64/x
  3. Step 3: Cross multiply
    176,598x = 265,063.44 × 64,386.64
  4. Step 4: Simplify right side
    176,598x = 17,066,544,288.44
  5. Step 5: Solve for x
    x = 17,066,544,288.44/176,598
  6. Step 6: Final answer
    x = 96,640.64

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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.