Home / 105,800.02-146,007.09-58,056.39

Finding the Fourth Proportional to 105,800.02, 146,007.09 and 58,056.39

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Solution

The fourth proportional to 105,800.02, 146,007.09 and 58,056.39 is: 80,119.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,800.02 : 146,007.09 = 58,056.39 : x
  2. Step 2: Convert to fraction form
    105,800.02/146,007.09 = 58,056.39/x
  3. Step 3: Cross multiply
    105,800.02x = 146,007.09 × 58,056.39
  4. Step 4: Simplify right side
    105,800.02x = 8,476,644,559.81
  5. Step 5: Solve for x
    x = 8,476,644,559.81/105,800.02
  6. Step 6: Final answer
    x = 80,119.50

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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.