Home / 75,029.09-103,538.66-41,037.46

Finding the Fourth Proportional to 75,029.09, 103,538.66 and 41,037.46

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Solution

The fourth proportional to 75,029.09, 103,538.66 and 41,037.46 is: 56,630.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,029.09 : 103,538.66 = 41,037.46 : x
  2. Step 2: Convert to fraction form
    75,029.09/103,538.66 = 41,037.46/x
  3. Step 3: Cross multiply
    75,029.09x = 103,538.66 × 41,037.46
  4. Step 4: Simplify right side
    75,029.09x = 4,248,963,154.17
  5. Step 5: Solve for x
    x = 4,248,963,154.17/75,029.09
  6. Step 6: Final answer
    x = 56,630.88

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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.