Home / 64,544.34-89,060.73-40,342.44

Finding the Fourth Proportional to 64,544.34, 89,060.73 and 40,342.44

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Solution

The fourth proportional to 64,544.34, 89,060.73 and 40,342.44 is: 55,666.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,544.34 : 89,060.73 = 40,342.44 : x
  2. Step 2: Convert to fraction form
    64,544.34/89,060.73 = 40,342.44/x
  3. Step 3: Cross multiply
    64,544.34x = 89,060.73 × 40,342.44
  4. Step 4: Simplify right side
    64,544.34x = 3,592,927,156.38
  5. Step 5: Solve for x
    x = 3,592,927,156.38/64,544.34
  6. Step 6: Final answer
    x = 55,666.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.