Home / 179,379.15-247,435.28-114,862.35

Finding the Fourth Proportional to 179,379.15, 247,435.28 and 114,862.35

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Solution

The fourth proportional to 179,379.15, 247,435.28 and 114,862.35 is: 158,440.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,379.15 : 247,435.28 = 114,862.35 : x
  2. Step 2: Convert to fraction form
    179,379.15/247,435.28 = 114,862.35/x
  3. Step 3: Cross multiply
    179,379.15x = 247,435.28 × 114,862.35
  4. Step 4: Simplify right side
    179,379.15x = 28,420,997,159.40
  5. Step 5: Solve for x
    x = 28,420,997,159.40/179,379.15
  6. Step 6: Final answer
    x = 158,440.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.