Home / 102,264.06-153,419.32-31,193.05

Finding the Fourth Proportional to 102,264.06, 153,419.32 and 31,193.05

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Solution

The fourth proportional to 102,264.06, 153,419.32 and 31,193.05 is: 46,796.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,264.06 : 153,419.32 = 31,193.05 : x
  2. Step 2: Convert to fraction form
    102,264.06/153,419.32 = 31,193.05/x
  3. Step 3: Cross multiply
    102,264.06x = 153,419.32 × 31,193.05
  4. Step 4: Simplify right side
    102,264.06x = 4,785,616,519.73
  5. Step 5: Solve for x
    x = 4,785,616,519.73/102,264.06
  6. Step 6: Final answer
    x = 46,796.66

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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.