Home / 117,033.24-161,505.88-63,318.22

Finding the Fourth Proportional to 117,033.24, 161,505.88 and 63,318.22

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Solution

The fourth proportional to 117,033.24, 161,505.88 and 63,318.22 is: 87,379.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,033.24 : 161,505.88 = 63,318.22 : x
  2. Step 2: Convert to fraction form
    117,033.24/161,505.88 = 63,318.22/x
  3. Step 3: Cross multiply
    117,033.24x = 161,505.88 × 63,318.22
  4. Step 4: Simplify right side
    117,033.24x = 10,226,264,841.13
  5. Step 5: Solve for x
    x = 10,226,264,841.13/117,033.24
  6. Step 6: Final answer
    x = 87,379.15

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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.