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Finding the Fourth Proportional to 62,038.44, 85,661.10 and 47,675.52

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Solution

The fourth proportional to 62,038.44, 85,661.10 and 47,675.52 is: 65,829.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,038.44 : 85,661.10 = 47,675.52 : x
  2. Step 2: Convert to fraction form
    62,038.44/85,661.10 = 47,675.52/x
  3. Step 3: Cross multiply
    62,038.44x = 85,661.10 × 47,675.52
  4. Step 4: Simplify right side
    62,038.44x = 4,083,937,486.27
  5. Step 5: Solve for x
    x = 4,083,937,486.27/62,038.44
  6. Step 6: Final answer
    x = 65,829.15

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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.