Home / 261,138.42-360,481.25-176,370.30

Finding the Fourth Proportional to 261,138.42, 360,481.25 and 176,370.30

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Solution

The fourth proportional to 261,138.42, 360,481.25 and 176,370.30 is: 243,465.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,138.42 : 360,481.25 = 176,370.30 : x
  2. Step 2: Convert to fraction form
    261,138.42/360,481.25 = 176,370.30/x
  3. Step 3: Cross multiply
    261,138.42x = 360,481.25 × 176,370.30
  4. Step 4: Simplify right side
    261,138.42x = 63,578,186,206.88
  5. Step 5: Solve for x
    x = 63,578,186,206.88/261,138.42
  6. Step 6: Final answer
    x = 243,465.46

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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.