Home / 42,115.32-63,260.40-33,411.12

Finding the Fourth Proportional to 42,115.32, 63,260.40 and 33,411.12

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Solution

The fourth proportional to 42,115.32, 63,260.40 and 33,411.12 is: 50,186.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,115.32 : 63,260.40 = 33,411.12 : x
  2. Step 2: Convert to fraction form
    42,115.32/63,260.40 = 33,411.12/x
  3. Step 3: Cross multiply
    42,115.32x = 63,260.40 × 33,411.12
  4. Step 4: Simplify right side
    42,115.32x = 2,113,600,815.65
  5. Step 5: Solve for x
    x = 2,113,600,815.65/42,115.32
  6. Step 6: Final answer
    x = 50,186.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.