Home / 105,796.46-145,999.29-58,050.17

Finding the Fourth Proportional to 105,796.46, 145,999.29 and 58,050.17

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Solution

The fourth proportional to 105,796.46, 145,999.29 and 58,050.17 is: 80,109.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,796.46 : 145,999.29 = 58,050.17 : x
  2. Step 2: Convert to fraction form
    105,796.46/145,999.29 = 58,050.17/x
  3. Step 3: Cross multiply
    105,796.46x = 145,999.29 × 58,050.17
  4. Step 4: Simplify right side
    105,796.46x = 8,475,283,639.57
  5. Step 5: Solve for x
    x = 8,475,283,639.57/105,796.46
  6. Step 6: Final answer
    x = 80,109.33

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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.