Home / 136,041.04-187,739.82-75,614.22

Finding the Fourth Proportional to 136,041.04, 187,739.82 and 75,614.22

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Solution

The fourth proportional to 136,041.04, 187,739.82 and 75,614.22 is: 104,349.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,041.04 : 187,739.82 = 75,614.22 : x
  2. Step 2: Convert to fraction form
    136,041.04/187,739.82 = 75,614.22/x
  3. Step 3: Cross multiply
    136,041.04x = 187,739.82 × 75,614.22
  4. Step 4: Simplify right side
    136,041.04x = 14,195,800,052.24
  5. Step 5: Solve for x
    x = 14,195,800,052.24/136,041.04
  6. Step 6: Final answer
    x = 104,349.39

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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.