Home / 134,109.60-201,036.40-49,847.20

Finding the Fourth Proportional to 134,109.60, 201,036.40 and 49,847.20

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Solution

The fourth proportional to 134,109.60, 201,036.40 and 49,847.20 is: 74,723.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,109.60 : 201,036.40 = 49,847.20 : x
  2. Step 2: Convert to fraction form
    134,109.60/201,036.40 = 49,847.20/x
  3. Step 3: Cross multiply
    134,109.60x = 201,036.40 × 49,847.20
  4. Step 4: Simplify right side
    134,109.60x = 10,021,101,638.08
  5. Step 5: Solve for x
    x = 10,021,101,638.08/134,109.60
  6. Step 6: Final answer
    x = 74,723.22

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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.