Home / 180,025.35-248,439.90-107,470.38

Finding the Fourth Proportional to 180,025.35, 248,439.90 and 107,470.38

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Solution

The fourth proportional to 180,025.35, 248,439.90 and 107,470.38 is: 148,312.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,025.35 : 248,439.90 = 107,470.38 : x
  2. Step 2: Convert to fraction form
    180,025.35/248,439.90 = 107,470.38/x
  3. Step 3: Cross multiply
    180,025.35x = 248,439.90 × 107,470.38
  4. Step 4: Simplify right side
    180,025.35x = 26,699,929,117.65
  5. Step 5: Solve for x
    x = 26,699,929,117.65/180,025.35
  6. Step 6: Final answer
    x = 148,312.05

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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.