Home / 295,285.10-442,927.65-84,910.70

Finding the Fourth Proportional to 295,285.10, 442,927.65 and 84,910.70

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Solution

The fourth proportional to 295,285.10, 442,927.65 and 84,910.70 is: 127,366.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,285.10 : 442,927.65 = 84,910.70 : x
  2. Step 2: Convert to fraction form
    295,285.10/442,927.65 = 84,910.70/x
  3. Step 3: Cross multiply
    295,285.10x = 442,927.65 × 84,910.70
  4. Step 4: Simplify right side
    295,285.10x = 37,609,296,810.86
  5. Step 5: Solve for x
    x = 37,609,296,810.86/295,285.10
  6. Step 6: Final answer
    x = 127,366.05

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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.