Home / 283,088.38-390,533.24-168,301.89

Finding the Fourth Proportional to 283,088.38, 390,533.24 and 168,301.89

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Solution

The fourth proportional to 283,088.38, 390,533.24 and 168,301.89 is: 232,180.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,088.38 : 390,533.24 = 168,301.89 : x
  2. Step 2: Convert to fraction form
    283,088.38/390,533.24 = 168,301.89/x
  3. Step 3: Cross multiply
    283,088.38x = 390,533.24 × 168,301.89
  4. Step 4: Simplify right side
    283,088.38x = 65,727,482,399.82
  5. Step 5: Solve for x
    x = 65,727,482,399.82/283,088.38
  6. Step 6: Final answer
    x = 232,180.08

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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.