Home / 134,070.40-201,132.60-39,300.40

Finding the Fourth Proportional to 134,070.40, 201,132.60 and 39,300.40

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Solution

The fourth proportional to 134,070.40, 201,132.60 and 39,300.40 is: 58,958.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,070.40 : 201,132.60 = 39,300.40 : x
  2. Step 2: Convert to fraction form
    134,070.40/201,132.60 = 39,300.40/x
  3. Step 3: Cross multiply
    134,070.40x = 201,132.60 × 39,300.40
  4. Step 4: Simplify right side
    134,070.40x = 7,904,591,633.04
  5. Step 5: Solve for x
    x = 7,904,591,633.04/134,070.40
  6. Step 6: Final answer
    x = 58,958.51

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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.