Home / 74,657.10-103,026.80-41,123.10

Finding the Fourth Proportional to 74,657.10, 103,026.80 and 41,123.10

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Solution

The fourth proportional to 74,657.10, 103,026.80 and 41,123.10 is: 56,749.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,657.10 : 103,026.80 = 41,123.10 : x
  2. Step 2: Convert to fraction form
    74,657.10/103,026.80 = 41,123.10/x
  3. Step 3: Cross multiply
    74,657.10x = 103,026.80 × 41,123.10
  4. Step 4: Simplify right side
    74,657.10x = 4,236,781,399.08
  5. Step 5: Solve for x
    x = 4,236,781,399.08/74,657.10
  6. Step 6: Final answer
    x = 56,749.88

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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.