Home / 117,515.95-176,153.25-46,409.76

Finding the Fourth Proportional to 117,515.95, 176,153.25 and 46,409.76

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Solution

The fourth proportional to 117,515.95, 176,153.25 and 46,409.76 is: 69,566.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,515.95 : 176,153.25 = 46,409.76 : x
  2. Step 2: Convert to fraction form
    117,515.95/176,153.25 = 46,409.76/x
  3. Step 3: Cross multiply
    117,515.95x = 176,153.25 × 46,409.76
  4. Step 4: Simplify right side
    117,515.95x = 8,175,230,055.72
  5. Step 5: Solve for x
    x = 8,175,230,055.72/117,515.95
  6. Step 6: Final answer
    x = 69,566.98

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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.