Home / 259,534.05-358,089.21-152,046.30

Finding the Fourth Proportional to 259,534.05, 358,089.21 and 152,046.30

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Solution

The fourth proportional to 259,534.05, 358,089.21 and 152,046.30 is: 209,784.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,534.05 : 358,089.21 = 152,046.30 : x
  2. Step 2: Convert to fraction form
    259,534.05/358,089.21 = 152,046.30/x
  3. Step 3: Cross multiply
    259,534.05x = 358,089.21 × 152,046.30
  4. Step 4: Simplify right side
    259,534.05x = 54,446,139,450.42
  5. Step 5: Solve for x
    x = 54,446,139,450.42/259,534.05
  6. Step 6: Final answer
    x = 209,784.19

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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.