Home / 259,612.40-358,269.76-152,259.84

Finding the Fourth Proportional to 259,612.40, 358,269.76 and 152,259.84

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Solution

The fourth proportional to 259,612.40, 358,269.76 and 152,259.84 is: 210,121.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,612.40 : 358,269.76 = 152,259.84 : x
  2. Step 2: Convert to fraction form
    259,612.40/358,269.76 = 152,259.84/x
  3. Step 3: Cross multiply
    259,612.40x = 358,269.76 × 152,259.84
  4. Step 4: Simplify right side
    259,612.40x = 54,550,096,334.44
  5. Step 5: Solve for x
    x = 54,550,096,334.44/259,612.40
  6. Step 6: Final answer
    x = 210,121.31

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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.