Home / 152,242.08-228,067.72-112,188.40

Finding the Fourth Proportional to 152,242.08, 228,067.72 and 112,188.40

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Solution

The fourth proportional to 152,242.08, 228,067.72 and 112,188.40 is: 168,064.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,242.08 : 228,067.72 = 112,188.40 : x
  2. Step 2: Convert to fraction form
    152,242.08/228,067.72 = 112,188.40/x
  3. Step 3: Cross multiply
    152,242.08x = 228,067.72 × 112,188.40
  4. Step 4: Simplify right side
    152,242.08x = 25,586,552,598.45
  5. Step 5: Solve for x
    x = 25,586,552,598.45/152,242.08
  6. Step 6: Final answer
    x = 168,064.92

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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.