Home / 227,875.05-314,475.35-143,038.89

Finding the Fourth Proportional to 227,875.05, 314,475.35 and 143,038.89

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Solution

The fourth proportional to 227,875.05, 314,475.35 and 143,038.89 is: 197,398.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,875.05 : 314,475.35 = 143,038.89 : x
  2. Step 2: Convert to fraction form
    227,875.05/314,475.35 = 143,038.89/x
  3. Step 3: Cross multiply
    227,875.05x = 314,475.35 × 143,038.89
  4. Step 4: Simplify right side
    227,875.05x = 44,982,204,281.17
  5. Step 5: Solve for x
    x = 44,982,204,281.17/227,875.05
  6. Step 6: Final answer
    x = 197,398.55

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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.