Home / 112,280.04-168,320.97-45,775.80

Finding the Fourth Proportional to 112,280.04, 168,320.97 and 45,775.80

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Solution

The fourth proportional to 112,280.04, 168,320.97 and 45,775.80 is: 68,623.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,280.04 : 168,320.97 = 45,775.80 : x
  2. Step 2: Convert to fraction form
    112,280.04/168,320.97 = 45,775.80/x
  3. Step 3: Cross multiply
    112,280.04x = 168,320.97 × 45,775.80
  4. Step 4: Simplify right side
    112,280.04x = 7,705,027,058.53
  5. Step 5: Solve for x
    x = 7,705,027,058.53/112,280.04
  6. Step 6: Final answer
    x = 68,623.30

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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.