Home / 126,737.04-174,881.76-73,039.44

Finding the Fourth Proportional to 126,737.04, 174,881.76 and 73,039.44

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Solution

The fourth proportional to 126,737.04, 174,881.76 and 73,039.44 is: 100,785.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,737.04 : 174,881.76 = 73,039.44 : x
  2. Step 2: Convert to fraction form
    126,737.04/174,881.76 = 73,039.44/x
  3. Step 3: Cross multiply
    126,737.04x = 174,881.76 × 73,039.44
  4. Step 4: Simplify right side
    126,737.04x = 12,773,265,816.61
  5. Step 5: Solve for x
    x = 12,773,265,816.61/126,737.04
  6. Step 6: Final answer
    x = 100,785.58

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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.