Home / 259,355.18-357,920.16-146,175.50

Finding the Fourth Proportional to 259,355.18, 357,920.16 and 146,175.50

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Solution

The fourth proportional to 259,355.18, 357,920.16 and 146,175.50 is: 201,727.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,355.18 : 357,920.16 = 146,175.50 : x
  2. Step 2: Convert to fraction form
    259,355.18/357,920.16 = 146,175.50/x
  3. Step 3: Cross multiply
    259,355.18x = 357,920.16 × 146,175.50
  4. Step 4: Simplify right side
    259,355.18x = 52,319,158,348.08
  5. Step 5: Solve for x
    x = 52,319,158,348.08/259,355.18
  6. Step 6: Final answer
    x = 201,727.83

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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.