Home / 207,031.06-310,546.66-64,887.36

Finding the Fourth Proportional to 207,031.06, 310,546.66 and 64,887.36

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Solution

The fourth proportional to 207,031.06, 310,546.66 and 64,887.36 is: 97,331.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,031.06 : 310,546.66 = 64,887.36 : x
  2. Step 2: Convert to fraction form
    207,031.06/310,546.66 = 64,887.36/x
  3. Step 3: Cross multiply
    207,031.06x = 310,546.66 × 64,887.36
  4. Step 4: Simplify right side
    207,031.06x = 20,150,552,924.22
  5. Step 5: Solve for x
    x = 20,150,552,924.22/207,031.06
  6. Step 6: Final answer
    x = 97,331.06

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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.