Home / 117,382.54-176,075.67-28,637.74

Finding the Fourth Proportional to 117,382.54, 176,075.67 and 28,637.74

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Solution

The fourth proportional to 117,382.54, 176,075.67 and 28,637.74 is: 42,957.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,382.54 : 176,075.67 = 28,637.74 : x
  2. Step 2: Convert to fraction form
    117,382.54/176,075.67 = 28,637.74/x
  3. Step 3: Cross multiply
    117,382.54x = 176,075.67 × 28,637.74
  4. Step 4: Simplify right side
    117,382.54x = 5,042,409,257.79
  5. Step 5: Solve for x
    x = 5,042,409,257.79/117,382.54
  6. Step 6: Final answer
    x = 42,957.06

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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.