Home / 62,697.10-94,061.20-31,121.98

Finding the Fourth Proportional to 62,697.10, 94,061.20 and 31,121.98

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Solution

The fourth proportional to 62,697.10, 94,061.20 and 31,121.98 is: 46,690.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,697.10 : 94,061.20 = 31,121.98 : x
  2. Step 2: Convert to fraction form
    62,697.10/94,061.20 = 31,121.98/x
  3. Step 3: Cross multiply
    62,697.10x = 94,061.20 × 31,121.98
  4. Step 4: Simplify right side
    62,697.10x = 2,927,370,785.18
  5. Step 5: Solve for x
    x = 2,927,370,785.18/62,697.10
  6. Step 6: Final answer
    x = 46,690.69

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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.