Home / 134,263.20-201,550.40-72,055.20

Finding the Fourth Proportional to 134,263.20, 201,550.40 and 72,055.20

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Solution

The fourth proportional to 134,263.20, 201,550.40 and 72,055.20 is: 108,166.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,263.20 : 201,550.40 = 72,055.20 : x
  2. Step 2: Convert to fraction form
    134,263.20/201,550.40 = 72,055.20/x
  3. Step 3: Cross multiply
    134,263.20x = 201,550.40 × 72,055.20
  4. Step 4: Simplify right side
    134,263.20x = 14,522,754,382.08
  5. Step 5: Solve for x
    x = 14,522,754,382.08/134,263.20
  6. Step 6: Final answer
    x = 108,166.31

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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.