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Finding the Fourth Proportional to 176,063.40, 264,062.70 and 109,384.20

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Solution

The fourth proportional to 176,063.40, 264,062.70 and 109,384.20 is: 164,056.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,063.40 : 264,062.70 = 109,384.20 : x
  2. Step 2: Convert to fraction form
    176,063.40/264,062.70 = 109,384.20/x
  3. Step 3: Cross multiply
    176,063.40x = 264,062.70 × 109,384.20
  4. Step 4: Simplify right side
    176,063.40x = 28,884,287,189.34
  5. Step 5: Solve for x
    x = 28,884,287,189.34/176,063.40
  6. Step 6: Final answer
    x = 164,056.17

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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.