Home / 117,327.40-176,078.58-47,207.32

Finding the Fourth Proportional to 117,327.40, 176,078.58 and 47,207.32

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Solution

The fourth proportional to 117,327.40, 176,078.58 and 47,207.32 is: 70,846.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,327.40 : 176,078.58 = 47,207.32 : x
  2. Step 2: Convert to fraction form
    117,327.40/176,078.58 = 47,207.32/x
  3. Step 3: Cross multiply
    117,327.40x = 176,078.58 × 47,207.32
  4. Step 4: Simplify right side
    117,327.40x = 8,312,197,871.21
  5. Step 5: Solve for x
    x = 8,312,197,871.21/117,327.40
  6. Step 6: Final answer
    x = 70,846.18

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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.