Home / 175,142.52-262,689.12-56,814.88

Finding the Fourth Proportional to 175,142.52, 262,689.12 and 56,814.88

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Solution

The fourth proportional to 175,142.52, 262,689.12 and 56,814.88 is: 85,214.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,142.52 : 262,689.12 = 56,814.88 : x
  2. Step 2: Convert to fraction form
    175,142.52/262,689.12 = 56,814.88/x
  3. Step 3: Cross multiply
    175,142.52x = 262,689.12 × 56,814.88
  4. Step 4: Simplify right side
    175,142.52x = 14,924,650,830.11
  5. Step 5: Solve for x
    x = 14,924,650,830.11/175,142.52
  6. Step 6: Final answer
    x = 85,214.32

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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.