Home / 126,909.84-175,153.95-73,184.16

Finding the Fourth Proportional to 126,909.84, 175,153.95 and 73,184.16

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Solution

The fourth proportional to 126,909.84, 175,153.95 and 73,184.16 is: 101,004.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,909.84 : 175,153.95 = 73,184.16 : x
  2. Step 2: Convert to fraction form
    126,909.84/175,153.95 = 73,184.16/x
  3. Step 3: Cross multiply
    126,909.84x = 175,153.95 × 73,184.16
  4. Step 4: Simplify right side
    126,909.84x = 12,818,494,701.43
  5. Step 5: Solve for x
    x = 12,818,494,701.43/126,909.84
  6. Step 6: Final answer
    x = 101,004.73

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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.