Home / 261,830.34-392,776.27-93,374.62

Finding the Fourth Proportional to 261,830.34, 392,776.27 and 93,374.62

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Solution

The fourth proportional to 261,830.34, 392,776.27 and 93,374.62 is: 140,072.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,830.34 : 392,776.27 = 93,374.62 : x
  2. Step 2: Convert to fraction form
    261,830.34/392,776.27 = 93,374.62/x
  3. Step 3: Cross multiply
    261,830.34x = 392,776.27 × 93,374.62
  4. Step 4: Simplify right side
    261,830.34x = 36,675,334,956.27
  5. Step 5: Solve for x
    x = 36,675,334,956.27/261,830.34
  6. Step 6: Final answer
    x = 140,072.90

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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.