Home / 93,596.72-140,421.16-52,072.88

Finding the Fourth Proportional to 93,596.72, 140,421.16 and 52,072.88

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Solution

The fourth proportional to 93,596.72, 140,421.16 and 52,072.88 is: 78,123.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,596.72 : 140,421.16 = 52,072.88 : x
  2. Step 2: Convert to fraction form
    93,596.72/140,421.16 = 52,072.88/x
  3. Step 3: Cross multiply
    93,596.72x = 140,421.16 × 52,072.88
  4. Step 4: Simplify right side
    93,596.72x = 7,312,134,214.14
  5. Step 5: Solve for x
    x = 7,312,134,214.14/93,596.72
  6. Step 6: Final answer
    x = 78,123.83

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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.