Home / 151,129.36-226,783.14-56,427.40

Finding the Fourth Proportional to 151,129.36, 226,783.14 and 56,427.40

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Solution

The fourth proportional to 151,129.36, 226,783.14 and 56,427.40 is: 84,674.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,129.36 : 226,783.14 = 56,427.40 : x
  2. Step 2: Convert to fraction form
    151,129.36/226,783.14 = 56,427.40/x
  3. Step 3: Cross multiply
    151,129.36x = 226,783.14 × 56,427.40
  4. Step 4: Simplify right side
    151,129.36x = 12,796,782,954.04
  5. Step 5: Solve for x
    x = 12,796,782,954.04/151,129.36
  6. Step 6: Final answer
    x = 84,674.37

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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.