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Finding the Fourth Proportional to 176,979.62, 265,461.70 and 57,033.90

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Solution

The fourth proportional to 176,979.62, 265,461.70 and 57,033.90 is: 85,548.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,979.62 : 265,461.70 = 57,033.90 : x
  2. Step 2: Convert to fraction form
    176,979.62/265,461.70 = 57,033.90/x
  3. Step 3: Cross multiply
    176,979.62x = 265,461.70 × 57,033.90
  4. Step 4: Simplify right side
    176,979.62x = 15,140,316,051.63
  5. Step 5: Solve for x
    x = 15,140,316,051.63/176,979.62
  6. Step 6: Final answer
    x = 85,548.36

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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.