Home / 117,382.26-162,050.28-91,834.32

Finding the Fourth Proportional to 117,382.26, 162,050.28 and 91,834.32

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Solution

The fourth proportional to 117,382.26, 162,050.28 and 91,834.32 is: 126,780.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,382.26 : 162,050.28 = 91,834.32 : x
  2. Step 2: Convert to fraction form
    117,382.26/162,050.28 = 91,834.32/x
  3. Step 3: Cross multiply
    117,382.26x = 162,050.28 × 91,834.32
  4. Step 4: Simplify right side
    117,382.26x = 14,881,777,269.61
  5. Step 5: Solve for x
    x = 14,881,777,269.61/117,382.26
  6. Step 6: Final answer
    x = 126,780.46

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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.