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Finding the Fourth Proportional to 176,507.80, 264,113.70 and 129,851.80

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Solution

The fourth proportional to 176,507.80, 264,113.70 and 129,851.80 is: 194,300.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,507.80 : 264,113.70 = 129,851.80 : x
  2. Step 2: Convert to fraction form
    176,507.80/264,113.70 = 129,851.80/x
  3. Step 3: Cross multiply
    176,507.80x = 264,113.70 × 129,851.80
  4. Step 4: Simplify right side
    176,507.80x = 34,295,639,349.66
  5. Step 5: Solve for x
    x = 34,295,639,349.66/176,507.80
  6. Step 6: Final answer
    x = 194,300.98

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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.