Home / 117,335.40-176,090.58-47,215.32

Finding the Fourth Proportional to 117,335.40, 176,090.58 and 47,215.32

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Solution

The fourth proportional to 117,335.40, 176,090.58 and 47,215.32 is: 70,858.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,335.40 : 176,090.58 = 47,215.32 : x
  2. Step 2: Convert to fraction form
    117,335.40/176,090.58 = 47,215.32/x
  3. Step 3: Cross multiply
    117,335.40x = 176,090.58 × 47,215.32
  4. Step 4: Simplify right side
    117,335.40x = 8,314,173,083.69
  5. Step 5: Solve for x
    x = 8,314,173,083.69/117,335.40
  6. Step 6: Final answer
    x = 70,858.18

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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.