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Finding the Fourth Proportional to 175,027.80, 262,541.70 and 56,711.10

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Solution

The fourth proportional to 175,027.80, 262,541.70 and 56,711.10 is: 85,066.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,027.80 : 262,541.70 = 56,711.10 : x
  2. Step 2: Convert to fraction form
    175,027.80/262,541.70 = 56,711.10/x
  3. Step 3: Cross multiply
    175,027.80x = 262,541.70 × 56,711.10
  4. Step 4: Simplify right side
    175,027.80x = 14,889,028,602.87
  5. Step 5: Solve for x
    x = 14,889,028,602.87/175,027.80
  6. Step 6: Final answer
    x = 85,066.65

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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.