Home / 112,206.94-168,176.54-52,154.28

Finding the Fourth Proportional to 112,206.94, 168,176.54 and 52,154.28

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Solution

The fourth proportional to 112,206.94, 168,176.54 and 52,154.28 is: 78,169.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,206.94 : 168,176.54 = 52,154.28 : x
  2. Step 2: Convert to fraction form
    112,206.94/168,176.54 = 52,154.28/x
  3. Step 3: Cross multiply
    112,206.94x = 168,176.54 × 52,154.28
  4. Step 4: Simplify right side
    112,206.94x = 8,771,126,356.59
  5. Step 5: Solve for x
    x = 8,771,126,356.59/112,206.94
  6. Step 6: Final answer
    x = 78,169.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.