Home / 136,378.77-204,600.33-42,884.52

Finding the Fourth Proportional to 136,378.77, 204,600.33 and 42,884.52

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Solution

The fourth proportional to 136,378.77, 204,600.33 and 42,884.52 is: 64,336.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,378.77 : 204,600.33 = 42,884.52 : x
  2. Step 2: Convert to fraction form
    136,378.77/204,600.33 = 42,884.52/x
  3. Step 3: Cross multiply
    136,378.77x = 204,600.33 × 42,884.52
  4. Step 4: Simplify right side
    136,378.77x = 8,774,186,943.89
  5. Step 5: Solve for x
    x = 8,774,186,943.89/136,378.77
  6. Step 6: Final answer
    x = 64,336.90

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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.