Home / 117,677.76-176,594.40-55,353.12

Finding the Fourth Proportional to 117,677.76, 176,594.40 and 55,353.12

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Solution

The fourth proportional to 117,677.76, 176,594.40 and 55,353.12 is: 83,066.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,677.76 : 176,594.40 = 55,353.12 : x
  2. Step 2: Convert to fraction form
    117,677.76/176,594.40 = 55,353.12/x
  3. Step 3: Cross multiply
    117,677.76x = 176,594.40 × 55,353.12
  4. Step 4: Simplify right side
    117,677.76x = 9,775,051,014.53
  5. Step 5: Solve for x
    x = 9,775,051,014.53/117,677.76
  6. Step 6: Final answer
    x = 83,066.26

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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.