Home / 113,647.15-156,825.90-62,657.02

Finding the Fourth Proportional to 113,647.15, 156,825.90 and 62,657.02

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Solution

The fourth proportional to 113,647.15, 156,825.90 and 62,657.02 is: 86,462.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,647.15 : 156,825.90 = 62,657.02 : x
  2. Step 2: Convert to fraction form
    113,647.15/156,825.90 = 62,657.02/x
  3. Step 3: Cross multiply
    113,647.15x = 156,825.90 × 62,657.02
  4. Step 4: Simplify right side
    113,647.15x = 9,826,243,131.55
  5. Step 5: Solve for x
    x = 9,826,243,131.55/113,647.15
  6. Step 6: Final answer
    x = 86,462.73

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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.