Home / 282,825.83-390,301.18-166,544.35

Finding the Fourth Proportional to 282,825.83, 390,301.18 and 166,544.35

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Solution

The fourth proportional to 282,825.83, 390,301.18 and 166,544.35 is: 229,832.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,825.83 : 390,301.18 = 166,544.35 : x
  2. Step 2: Convert to fraction form
    282,825.83/390,301.18 = 166,544.35/x
  3. Step 3: Cross multiply
    282,825.83x = 390,301.18 × 166,544.35
  4. Step 4: Simplify right side
    282,825.83x = 65,002,457,096.02
  5. Step 5: Solve for x
    x = 65,002,457,096.02/282,825.83
  6. Step 6: Final answer
    x = 229,832.11

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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.