Home / 92,958.58-139,441.14-29,780.62

Finding the Fourth Proportional to 92,958.58, 139,441.14 and 29,780.62

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Solution

The fourth proportional to 92,958.58, 139,441.14 and 29,780.62 is: 44,671.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,958.58 : 139,441.14 = 29,780.62 : x
  2. Step 2: Convert to fraction form
    92,958.58/139,441.14 = 29,780.62/x
  3. Step 3: Cross multiply
    92,958.58x = 139,441.14 × 29,780.62
  4. Step 4: Simplify right side
    92,958.58x = 4,152,643,602.71
  5. Step 5: Solve for x
    x = 4,152,643,602.71/92,958.58
  6. Step 6: Final answer
    x = 44,671.98

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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.