Home / 151,427.10-227,140.65-51,554.10

Finding the Fourth Proportional to 151,427.10, 227,140.65 and 51,554.10

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Solution

The fourth proportional to 151,427.10, 227,140.65 and 51,554.10 is: 77,331.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,427.10 : 227,140.65 = 51,554.10 : x
  2. Step 2: Convert to fraction form
    151,427.10/227,140.65 = 51,554.10/x
  3. Step 3: Cross multiply
    151,427.10x = 227,140.65 × 51,554.10
  4. Step 4: Simplify right side
    151,427.10x = 11,710,031,784.17
  5. Step 5: Solve for x
    x = 11,710,031,784.17/151,427.10
  6. Step 6: Final answer
    x = 77,331.15

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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.