Home / 74,686.12-103,062.18-41,152.12

Finding the Fourth Proportional to 74,686.12, 103,062.18 and 41,152.12

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Solution

The fourth proportional to 74,686.12, 103,062.18 and 41,152.12 is: 56,787.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,686.12 : 103,062.18 = 41,152.12 : x
  2. Step 2: Convert to fraction form
    74,686.12/103,062.18 = 41,152.12/x
  3. Step 3: Cross multiply
    74,686.12x = 103,062.18 × 41,152.12
  4. Step 4: Simplify right side
    74,686.12x = 4,241,227,198.82
  5. Step 5: Solve for x
    x = 4,241,227,198.82/74,686.12
  6. Step 6: Final answer
    x = 56,787.35

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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.