Home / 179,117.30-268,740.54-90,303.93

Finding the Fourth Proportional to 179,117.30, 268,740.54 and 90,303.93

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Solution

The fourth proportional to 179,117.30, 268,740.54 and 90,303.93 is: 135,488.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,117.30 : 268,740.54 = 90,303.93 : x
  2. Step 2: Convert to fraction form
    179,117.30/268,740.54 = 90,303.93/x
  3. Step 3: Cross multiply
    179,117.30x = 268,740.54 × 90,303.93
  4. Step 4: Simplify right side
    179,117.30x = 24,268,325,568.62
  5. Step 5: Solve for x
    x = 24,268,325,568.62/179,117.30
  6. Step 6: Final answer
    x = 135,488.45

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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.