Home / 165,590.80-228,079.98-127,277.08

Finding the Fourth Proportional to 165,590.80, 228,079.98 and 127,277.08

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Solution

The fourth proportional to 165,590.80, 228,079.98 and 127,277.08 is: 175,307.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,590.80 : 228,079.98 = 127,277.08 : x
  2. Step 2: Convert to fraction form
    165,590.80/228,079.98 = 127,277.08/x
  3. Step 3: Cross multiply
    165,590.80x = 228,079.98 × 127,277.08
  4. Step 4: Simplify right side
    165,590.80x = 29,029,353,860.86
  5. Step 5: Solve for x
    x = 29,029,353,860.86/165,590.80
  6. Step 6: Final answer
    x = 175,307.77

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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.