Home / 191,348.20-287,032.22-58,217.96

Finding the Fourth Proportional to 191,348.20, 287,032.22 and 58,217.96

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Solution

The fourth proportional to 191,348.20, 287,032.22 and 58,217.96 is: 87,329.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,348.20 : 287,032.22 = 58,217.96 : x
  2. Step 2: Convert to fraction form
    191,348.20/287,032.22 = 58,217.96/x
  3. Step 3: Cross multiply
    191,348.20x = 287,032.22 × 58,217.96
  4. Step 4: Simplify right side
    191,348.20x = 16,710,430,302.67
  5. Step 5: Solve for x
    x = 16,710,430,302.67/191,348.20
  6. Step 6: Final answer
    x = 87,329.96

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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.