Home / 185,420.79-277,442.24-110,581.65

Finding the Fourth Proportional to 185,420.79, 277,442.24 and 110,581.65

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Solution

The fourth proportional to 185,420.79, 277,442.24 and 110,581.65 is: 165,461.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,420.79 : 277,442.24 = 110,581.65 : x
  2. Step 2: Convert to fraction form
    185,420.79/277,442.24 = 110,581.65/x
  3. Step 3: Cross multiply
    185,420.79x = 277,442.24 × 110,581.65
  4. Step 4: Simplify right side
    185,420.79x = 30,680,020,125.99
  5. Step 5: Solve for x
    x = 30,680,020,125.99/185,420.79
  6. Step 6: Final answer
    x = 165,461.60

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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.