Home / 62,905.82-86,795.76-45,919.32

Finding the Fourth Proportional to 62,905.82, 86,795.76 and 45,919.32

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Solution

The fourth proportional to 62,905.82, 86,795.76 and 45,919.32 is: 63,358.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,905.82 : 86,795.76 = 45,919.32 : x
  2. Step 2: Convert to fraction form
    62,905.82/86,795.76 = 45,919.32/x
  3. Step 3: Cross multiply
    62,905.82x = 86,795.76 × 45,919.32
  4. Step 4: Simplify right side
    62,905.82x = 3,985,602,278.08
  5. Step 5: Solve for x
    x = 3,985,602,278.08/62,905.82
  6. Step 6: Final answer
    x = 63,358.24

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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.