Home / 63,405.60-87,502.48-35,111.28

Finding the Fourth Proportional to 63,405.60, 87,502.48 and 35,111.28

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Solution

The fourth proportional to 63,405.60, 87,502.48 and 35,111.28 is: 48,455.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,405.60 : 87,502.48 = 35,111.28 : x
  2. Step 2: Convert to fraction form
    63,405.60/87,502.48 = 35,111.28/x
  3. Step 3: Cross multiply
    63,405.60x = 87,502.48 × 35,111.28
  4. Step 4: Simplify right side
    63,405.60x = 3,072,324,075.97
  5. Step 5: Solve for x
    x = 3,072,324,075.97/63,405.60
  6. Step 6: Final answer
    x = 48,455.09

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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.