Home / 75,695.21-104,458.90-41,702.91

Finding the Fourth Proportional to 75,695.21, 104,458.90 and 41,702.91

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Solution

The fourth proportional to 75,695.21, 104,458.90 and 41,702.91 is: 57,549.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,695.21 : 104,458.90 = 41,702.91 : x
  2. Step 2: Convert to fraction form
    75,695.21/104,458.90 = 41,702.91/x
  3. Step 3: Cross multiply
    75,695.21x = 104,458.90 × 41,702.91
  4. Step 4: Simplify right side
    75,695.21x = 4,356,239,374.59
  5. Step 5: Solve for x
    x = 4,356,239,374.59/75,695.21
  6. Step 6: Final answer
    x = 57,549.74

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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.