Home / 259,020.46-357,353.40-156,972.30

Finding the Fourth Proportional to 259,020.46, 357,353.40 and 156,972.30

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Solution

The fourth proportional to 259,020.46, 357,353.40 and 156,972.30 is: 216,564.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,020.46 : 357,353.40 = 156,972.30 : x
  2. Step 2: Convert to fraction form
    259,020.46/357,353.40 = 156,972.30/x
  3. Step 3: Cross multiply
    259,020.46x = 357,353.40 × 156,972.30
  4. Step 4: Simplify right side
    259,020.46x = 56,094,585,110.82
  5. Step 5: Solve for x
    x = 56,094,585,110.82/259,020.46
  6. Step 6: Final answer
    x = 216,564.30

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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.