Home / 117,518.63-162,175.71-63,803.65

Finding the Fourth Proportional to 117,518.63, 162,175.71 and 63,803.65

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Solution

The fourth proportional to 117,518.63, 162,175.71 and 63,803.65 is: 88,049.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,518.63 : 162,175.71 = 63,803.65 : x
  2. Step 2: Convert to fraction form
    117,518.63/162,175.71 = 63,803.65/x
  3. Step 3: Cross multiply
    117,518.63x = 162,175.71 × 63,803.65
  4. Step 4: Simplify right side
    117,518.63x = 10,347,402,239.34
  5. Step 5: Solve for x
    x = 10,347,402,239.34/117,518.63
  6. Step 6: Final answer
    x = 88,049.04

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1.5x scale

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.