Home / 136,309.48-187,826.02-134,472.36

Finding the Fourth Proportional to 136,309.48, 187,826.02 and 134,472.36

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Solution

The fourth proportional to 136,309.48, 187,826.02 and 134,472.36 is: 185,294.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,309.48 : 187,826.02 = 134,472.36 : x
  2. Step 2: Convert to fraction form
    136,309.48/187,826.02 = 134,472.36/x
  3. Step 3: Cross multiply
    136,309.48x = 187,826.02 × 134,472.36
  4. Step 4: Simplify right side
    136,309.48x = 25,257,408,178.81
  5. Step 5: Solve for x
    x = 25,257,408,178.81/136,309.48
  6. Step 6: Final answer
    x = 185,294.58

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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.