Home / 147,140.32-203,029.42-92,684.02

Finding the Fourth Proportional to 147,140.32, 203,029.42 and 92,684.02

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Solution

The fourth proportional to 147,140.32, 203,029.42 and 92,684.02 is: 127,888.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,140.32 : 203,029.42 = 92,684.02 : x
  2. Step 2: Convert to fraction form
    147,140.32/203,029.42 = 92,684.02/x
  3. Step 3: Cross multiply
    147,140.32x = 203,029.42 × 92,684.02
  4. Step 4: Simplify right side
    147,140.32x = 18,817,582,823.87
  5. Step 5: Solve for x
    x = 18,817,582,823.87/147,140.32
  6. Step 6: Final answer
    x = 127,888.69

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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.