Home / 56,223.45-84,349.02-39,615.92

Finding the Fourth Proportional to 56,223.45, 84,349.02 and 39,615.92

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Solution

The fourth proportional to 56,223.45, 84,349.02 and 39,615.92 is: 59,433.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,223.45 : 84,349.02 = 39,615.92 : x
  2. Step 2: Convert to fraction form
    56,223.45/84,349.02 = 39,615.92/x
  3. Step 3: Cross multiply
    56,223.45x = 84,349.02 × 39,615.92
  4. Step 4: Simplify right side
    56,223.45x = 3,341,564,028.40
  5. Step 5: Solve for x
    x = 3,341,564,028.40/56,223.45
  6. Step 6: Final answer
    x = 59,433.64

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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.