Home / 198,288.63-297,389.21-58,058.19

Finding the Fourth Proportional to 198,288.63, 297,389.21 and 58,058.19

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Solution

The fourth proportional to 198,288.63, 297,389.21 and 58,058.19 is: 87,074.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,288.63 : 297,389.21 = 58,058.19 : x
  2. Step 2: Convert to fraction form
    198,288.63/297,389.21 = 58,058.19/x
  3. Step 3: Cross multiply
    198,288.63x = 297,389.21 × 58,058.19
  4. Step 4: Simplify right side
    198,288.63x = 17,265,878,967.84
  5. Step 5: Solve for x
    x = 17,265,878,967.84/198,288.63
  6. Step 6: Final answer
    x = 87,074.48

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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.