Home / 42,106.29-63,137.22-37,309.87

Finding the Fourth Proportional to 42,106.29, 63,137.22 and 37,309.87

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Solution

The fourth proportional to 42,106.29, 63,137.22 and 37,309.87 is: 55,945.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,106.29 : 63,137.22 = 37,309.87 : x
  2. Step 2: Convert to fraction form
    42,106.29/63,137.22 = 37,309.87/x
  3. Step 3: Cross multiply
    42,106.29x = 63,137.22 × 37,309.87
  4. Step 4: Simplify right side
    42,106.29x = 2,355,641,470.36
  5. Step 5: Solve for x
    x = 2,355,641,470.36/42,106.29
  6. Step 6: Final answer
    x = 55,945.12

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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.