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Finding the Fourth Proportional to 176,990.58, 265,544.19 and 64,705.14

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Solution

The fourth proportional to 176,990.58, 265,544.19 and 64,705.14 is: 97,079.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,990.58 : 265,544.19 = 64,705.14 : x
  2. Step 2: Convert to fraction form
    176,990.58/265,544.19 = 64,705.14/x
  3. Step 3: Cross multiply
    176,990.58x = 265,544.19 × 64,705.14
  4. Step 4: Simplify right side
    176,990.58x = 17,182,073,990.14
  5. Step 5: Solve for x
    x = 17,182,073,990.14/176,990.58
  6. Step 6: Final answer
    x = 97,079.03

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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.