Home / 145,751.04-201,114.24-82,084.80

Finding the Fourth Proportional to 145,751.04, 201,114.24 and 82,084.80

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Solution

The fourth proportional to 145,751.04, 201,114.24 and 82,084.80 is: 113,264.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,751.04 : 201,114.24 = 82,084.80 : x
  2. Step 2: Convert to fraction form
    145,751.04/201,114.24 = 82,084.80/x
  3. Step 3: Cross multiply
    145,751.04x = 201,114.24 × 82,084.80
  4. Step 4: Simplify right side
    145,751.04x = 16,508,422,167.55
  5. Step 5: Solve for x
    x = 16,508,422,167.55/145,751.04
  6. Step 6: Final answer
    x = 113,264.52

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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.