Home / 117,582.23-176,214.79-64,142.89

Finding the Fourth Proportional to 117,582.23, 176,214.79 and 64,142.89

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Solution

The fourth proportional to 117,582.23, 176,214.79 and 64,142.89 is: 96,127.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,582.23 : 176,214.79 = 64,142.89 : x
  2. Step 2: Convert to fraction form
    117,582.23/176,214.79 = 64,142.89/x
  3. Step 3: Cross multiply
    117,582.23x = 176,214.79 × 64,142.89
  4. Step 4: Simplify right side
    117,582.23x = 11,302,925,530.98
  5. Step 5: Solve for x
    x = 11,302,925,530.98/117,582.23
  6. Step 6: Final answer
    x = 96,127.84

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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.