Home / 102,460.58-153,695.57-38,434.02

Finding the Fourth Proportional to 102,460.58, 153,695.57 and 38,434.02

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Solution

The fourth proportional to 102,460.58, 153,695.57 and 38,434.02 is: 57,652.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,460.58 : 153,695.57 = 38,434.02 : x
  2. Step 2: Convert to fraction form
    102,460.58/153,695.57 = 38,434.02/x
  3. Step 3: Cross multiply
    102,460.58x = 153,695.57 × 38,434.02
  4. Step 4: Simplify right side
    102,460.58x = 5,907,138,611.29
  5. Step 5: Solve for x
    x = 5,907,138,611.29/102,460.58
  6. Step 6: Final answer
    x = 57,652.79

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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.