Home / 134,720.20-202,007.40-55,842.40

Finding the Fourth Proportional to 134,720.20, 202,007.40 and 55,842.40

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Solution

The fourth proportional to 134,720.20, 202,007.40 and 55,842.40 is: 83,733.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,720.20 : 202,007.40 = 55,842.40 : x
  2. Step 2: Convert to fraction form
    134,720.20/202,007.40 = 55,842.40/x
  3. Step 3: Cross multiply
    134,720.20x = 202,007.40 × 55,842.40
  4. Step 4: Simplify right side
    134,720.20x = 11,280,578,033.76
  5. Step 5: Solve for x
    x = 11,280,578,033.76/134,720.20
  6. Step 6: Final answer
    x = 83,733.38

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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.