Home / 63,567.16-87,722.40-35,272.78

Finding the Fourth Proportional to 63,567.16, 87,722.40 and 35,272.78

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Solution

The fourth proportional to 63,567.16, 87,722.40 and 35,272.78 is: 48,676.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,567.16 : 87,722.40 = 35,272.78 : x
  2. Step 2: Convert to fraction form
    63,567.16/87,722.40 = 35,272.78/x
  3. Step 3: Cross multiply
    63,567.16x = 87,722.40 × 35,272.78
  4. Step 4: Simplify right side
    63,567.16x = 3,094,212,916.27
  5. Step 5: Solve for x
    x = 3,094,212,916.27/63,567.16
  6. Step 6: Final answer
    x = 48,676.28

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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.