Home / 134,051.12-201,077.04-45,280.88

Finding the Fourth Proportional to 134,051.12, 201,077.04 and 45,280.88

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Solution

The fourth proportional to 134,051.12, 201,077.04 and 45,280.88 is: 67,921.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,051.12 : 201,077.04 = 45,280.88 : x
  2. Step 2: Convert to fraction form
    134,051.12/201,077.04 = 45,280.88/x
  3. Step 3: Cross multiply
    134,051.12x = 201,077.04 × 45,280.88
  4. Step 4: Simplify right side
    134,051.12x = 9,104,945,319.00
  5. Step 5: Solve for x
    x = 9,104,945,319.00/134,051.12
  6. Step 6: Final answer
    x = 67,921.44

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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.