Home / 42,719.34-58,893.38-36,813.90

Finding the Fourth Proportional to 42,719.34, 58,893.38 and 36,813.90

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Solution

The fourth proportional to 42,719.34, 58,893.38 and 36,813.90 is: 50,752.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,719.34 : 58,893.38 = 36,813.90 : x
  2. Step 2: Convert to fraction form
    42,719.34/58,893.38 = 36,813.90/x
  3. Step 3: Cross multiply
    42,719.34x = 58,893.38 × 36,813.90
  4. Step 4: Simplify right side
    42,719.34x = 2,168,095,001.98
  5. Step 5: Solve for x
    x = 2,168,095,001.98/42,719.34
  6. Step 6: Final answer
    x = 50,752.07

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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.