Home / 105,933.04-146,188.46-58,187.45

Finding the Fourth Proportional to 105,933.04, 146,188.46 and 58,187.45

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Solution

The fourth proportional to 105,933.04, 146,188.46 and 58,187.45 is: 80,299.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,933.04 : 146,188.46 = 58,187.45 : x
  2. Step 2: Convert to fraction form
    105,933.04/146,188.46 = 58,187.45/x
  3. Step 3: Cross multiply
    105,933.04x = 146,188.46 × 58,187.45
  4. Step 4: Simplify right side
    105,933.04x = 8,506,334,217.77
  5. Step 5: Solve for x
    x = 8,506,334,217.77/105,933.04
  6. Step 6: Final answer
    x = 80,299.16

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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.