Home / 99,299.46-137,017.98-58,998.32

Finding the Fourth Proportional to 99,299.46, 137,017.98 and 58,998.32

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Solution

The fourth proportional to 99,299.46, 137,017.98 and 58,998.32 is: 81,408.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,299.46 : 137,017.98 = 58,998.32 : x
  2. Step 2: Convert to fraction form
    99,299.46/137,017.98 = 58,998.32/x
  3. Step 3: Cross multiply
    99,299.46x = 137,017.98 × 58,998.32
  4. Step 4: Simplify right side
    99,299.46x = 8,083,830,629.79
  5. Step 5: Solve for x
    x = 8,083,830,629.79/99,299.46
  6. Step 6: Final answer
    x = 81,408.61

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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.