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Finding the Fourth Proportional to 176,026.80, 264,040.20 and 57,710.10

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Solution

The fourth proportional to 176,026.80, 264,040.20 and 57,710.10 is: 86,565.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,026.80 : 264,040.20 = 57,710.10 : x
  2. Step 2: Convert to fraction form
    176,026.80/264,040.20 = 57,710.10/x
  3. Step 3: Cross multiply
    176,026.80x = 264,040.20 × 57,710.10
  4. Step 4: Simplify right side
    176,026.80x = 15,237,786,346.02
  5. Step 5: Solve for x
    x = 15,237,786,346.02/176,026.80
  6. Step 6: Final answer
    x = 86,565.15

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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.