Home / 286,665.27-430,062.30-97,114.74

Finding the Fourth Proportional to 286,665.27, 430,062.30 and 97,114.74

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Solution

The fourth proportional to 286,665.27, 430,062.30 and 97,114.74 is: 145,693.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,665.27 : 430,062.30 = 97,114.74 : x
  2. Step 2: Convert to fraction form
    286,665.27/430,062.30 = 97,114.74/x
  3. Step 3: Cross multiply
    286,665.27x = 430,062.30 × 97,114.74
  4. Step 4: Simplify right side
    286,665.27x = 41,765,388,448.30
  5. Step 5: Solve for x
    x = 41,765,388,448.30/286,665.27
  6. Step 6: Final answer
    x = 145,693.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.