Home / 64,434.42-96,663.78-22,312.80

Finding the Fourth Proportional to 64,434.42, 96,663.78 and 22,312.80

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Solution

The fourth proportional to 64,434.42, 96,663.78 and 22,312.80 is: 33,473.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,434.42 : 96,663.78 = 22,312.80 : x
  2. Step 2: Convert to fraction form
    64,434.42/96,663.78 = 22,312.80/x
  3. Step 3: Cross multiply
    64,434.42x = 96,663.78 × 22,312.80
  4. Step 4: Simplify right side
    64,434.42x = 2,156,839,590.38
  5. Step 5: Solve for x
    x = 2,156,839,590.38/64,434.42
  6. Step 6: Final answer
    x = 33,473.41

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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.