Home / 118,321.29-177,482.34-29,574.86

Finding the Fourth Proportional to 118,321.29, 177,482.34 and 29,574.86

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Solution

The fourth proportional to 118,321.29, 177,482.34 and 29,574.86 is: 44,362.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,321.29 : 177,482.34 = 29,574.86 : x
  2. Step 2: Convert to fraction form
    118,321.29/177,482.34 = 29,574.86/x
  3. Step 3: Cross multiply
    118,321.29x = 177,482.34 × 29,574.86
  4. Step 4: Simplify right side
    118,321.29x = 5,249,014,470.56
  5. Step 5: Solve for x
    x = 5,249,014,470.56/118,321.29
  6. Step 6: Final answer
    x = 44,362.38

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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.