Home / 119,192.60-178,945.16-79,925.42

Finding the Fourth Proportional to 119,192.60, 178,945.16 and 79,925.42

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Solution

The fourth proportional to 119,192.60, 178,945.16 and 79,925.42 is: 119,992.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,192.60 : 178,945.16 = 79,925.42 : x
  2. Step 2: Convert to fraction form
    119,192.60/178,945.16 = 79,925.42/x
  3. Step 3: Cross multiply
    119,192.60x = 178,945.16 × 79,925.42
  4. Step 4: Simplify right side
    119,192.60x = 14,302,267,069.97
  5. Step 5: Solve for x
    x = 14,302,267,069.97/119,192.60
  6. Step 6: Final answer
    x = 119,992.91

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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.