Home / 105,546.28-145,646.58-60,226.36

Finding the Fourth Proportional to 105,546.28, 145,646.58 and 60,226.36

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Solution

The fourth proportional to 105,546.28, 145,646.58 and 60,226.36 is: 83,108.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,546.28 : 145,646.58 = 60,226.36 : x
  2. Step 2: Convert to fraction form
    105,546.28/145,646.58 = 60,226.36/x
  3. Step 3: Cross multiply
    105,546.28x = 145,646.58 × 60,226.36
  4. Step 4: Simplify right side
    105,546.28x = 8,771,763,359.85
  5. Step 5: Solve for x
    x = 8,771,763,359.85/105,546.28
  6. Step 6: Final answer
    x = 83,108.22

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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.