Home / 118,267.95-177,430.17-39,382.86

Finding the Fourth Proportional to 118,267.95, 177,430.17 and 39,382.86

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Solution

The fourth proportional to 118,267.95, 177,430.17 and 39,382.86 is: 59,083.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,267.95 : 177,430.17 = 39,382.86 : x
  2. Step 2: Convert to fraction form
    118,267.95/177,430.17 = 39,382.86/x
  3. Step 3: Cross multiply
    118,267.95x = 177,430.17 × 39,382.86
  4. Step 4: Simplify right side
    118,267.95x = 6,987,707,544.89
  5. Step 5: Solve for x
    x = 6,987,707,544.89/118,267.95
  6. Step 6: Final answer
    x = 59,083.70

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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.