Home / 63,379.79-95,038.93-31,776.28

Finding the Fourth Proportional to 63,379.79, 95,038.93 and 31,776.28

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Solution

The fourth proportional to 63,379.79, 95,038.93 and 31,776.28 is: 47,649.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,379.79 : 95,038.93 = 31,776.28 : x
  2. Step 2: Convert to fraction form
    63,379.79/95,038.93 = 31,776.28/x
  3. Step 3: Cross multiply
    63,379.79x = 95,038.93 × 31,776.28
  4. Step 4: Simplify right side
    63,379.79x = 3,019,983,650.58
  5. Step 5: Solve for x
    x = 3,019,983,650.58/63,379.79
  6. Step 6: Final answer
    x = 47,649.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.