Home / 134,254.56-185,298.12-102,366.48

Finding the Fourth Proportional to 134,254.56, 185,298.12 and 102,366.48

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Solution

The fourth proportional to 134,254.56, 185,298.12 and 102,366.48 is: 141,286.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,254.56 : 185,298.12 = 102,366.48 : x
  2. Step 2: Convert to fraction form
    134,254.56/185,298.12 = 102,366.48/x
  3. Step 3: Cross multiply
    134,254.56x = 185,298.12 × 102,366.48
  4. Step 4: Simplify right side
    134,254.56x = 18,968,316,295.02
  5. Step 5: Solve for x
    x = 18,968,316,295.02/134,254.56
  6. Step 6: Final answer
    x = 141,286.20

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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.