Home / 75,070.11-103,595.86-41,078.23

Finding the Fourth Proportional to 75,070.11, 103,595.86 and 41,078.23

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Solution

The fourth proportional to 75,070.11, 103,595.86 and 41,078.23 is: 56,687.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,070.11 : 103,595.86 = 41,078.23 : x
  2. Step 2: Convert to fraction form
    75,070.11/103,595.86 = 41,078.23/x
  3. Step 3: Cross multiply
    75,070.11x = 103,595.86 × 41,078.23
  4. Step 4: Simplify right side
    75,070.11x = 4,255,534,564.13
  5. Step 5: Solve for x
    x = 4,255,534,564.13/75,070.11
  6. Step 6: Final answer
    x = 56,687.47

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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.