Home / 131,335.51-197,049.81-64,822.33

Finding the Fourth Proportional to 131,335.51, 197,049.81 and 64,822.33

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Solution

The fourth proportional to 131,335.51, 197,049.81 and 64,822.33 is: 97,256.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,335.51 : 197,049.81 = 64,822.33 : x
  2. Step 2: Convert to fraction form
    131,335.51/197,049.81 = 64,822.33/x
  3. Step 3: Cross multiply
    131,335.51x = 197,049.81 × 64,822.33
  4. Step 4: Simplify right side
    131,335.51x = 12,773,227,810.26
  5. Step 5: Solve for x
    x = 12,773,227,810.26/131,335.51
  6. Step 6: Final answer
    x = 97,256.47

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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.