Home / 98,260.63-147,409.27-31,693.82

Finding the Fourth Proportional to 98,260.63, 147,409.27 and 31,693.82

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Solution

The fourth proportional to 98,260.63, 147,409.27 and 31,693.82 is: 47,546.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,260.63 : 147,409.27 = 31,693.82 : x
  2. Step 2: Convert to fraction form
    98,260.63/147,409.27 = 31,693.82/x
  3. Step 3: Cross multiply
    98,260.63x = 147,409.27 × 31,693.82
  4. Step 4: Simplify right side
    98,260.63x = 4,671,962,053.43
  5. Step 5: Solve for x
    x = 4,671,962,053.43/98,260.63
  6. Step 6: Final answer
    x = 47,546.63

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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.