Home / 158,103.04-218,395.20-126,497.92

Finding the Fourth Proportional to 158,103.04, 218,395.20 and 126,497.92

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Solution

The fourth proportional to 158,103.04, 218,395.20 and 126,497.92 is: 174,737.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,103.04 : 218,395.20 = 126,497.92 : x
  2. Step 2: Convert to fraction form
    158,103.04/218,395.20 = 126,497.92/x
  3. Step 3: Cross multiply
    158,103.04x = 218,395.20 × 126,497.92
  4. Step 4: Simplify right side
    158,103.04x = 27,626,538,537.98
  5. Step 5: Solve for x
    x = 27,626,538,537.98/158,103.04
  6. Step 6: Final answer
    x = 174,737.55

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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.