Home / 127,361.04-175,756.38-73,651.05

Finding the Fourth Proportional to 127,361.04, 175,756.38 and 73,651.05

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Solution

The fourth proportional to 127,361.04, 175,756.38 and 73,651.05 is: 101,637.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,361.04 : 175,756.38 = 73,651.05 : x
  2. Step 2: Convert to fraction form
    127,361.04/175,756.38 = 73,651.05/x
  3. Step 3: Cross multiply
    127,361.04x = 175,756.38 × 73,651.05
  4. Step 4: Simplify right side
    127,361.04x = 12,944,641,931.20
  5. Step 5: Solve for x
    x = 12,944,641,931.20/127,361.04
  6. Step 6: Final answer
    x = 101,637.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.