Home / 56,063.36-77,406.96-35,972

Finding the Fourth Proportional to 56,063.36, 77,406.96 and 35,972

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Solution

The fourth proportional to 56,063.36, 77,406.96 and 35,972 is: 49,666.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,063.36 : 77,406.96 = 35,972 : x
  2. Step 2: Convert to fraction form
    56,063.36/77,406.96 = 35,972/x
  3. Step 3: Cross multiply
    56,063.36x = 77,406.96 × 35,972
  4. Step 4: Simplify right side
    56,063.36x = 2,784,483,165.12
  5. Step 5: Solve for x
    x = 2,784,483,165.12/56,063.36
  6. Step 6: Final answer
    x = 49,666.72

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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.