Home / 158,261.04-218,505.60-124,406.28

Finding the Fourth Proportional to 158,261.04, 218,505.60 and 124,406.28

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Solution

The fourth proportional to 158,261.04, 218,505.60 and 124,406.28 is: 171,763.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,261.04 : 218,505.60 = 124,406.28 : x
  2. Step 2: Convert to fraction form
    158,261.04/218,505.60 = 124,406.28/x
  3. Step 3: Cross multiply
    158,261.04x = 218,505.60 × 124,406.28
  4. Step 4: Simplify right side
    158,261.04x = 27,183,468,855.17
  5. Step 5: Solve for x
    x = 27,183,468,855.17/158,261.04
  6. Step 6: Final answer
    x = 171,763.49

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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.