Home / 107,840.13-148,819.16-62,544.32

Finding the Fourth Proportional to 107,840.13, 148,819.16 and 62,544.32

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Solution

The fourth proportional to 107,840.13, 148,819.16 and 62,544.32 is: 86,311.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,840.13 : 148,819.16 = 62,544.32 : x
  2. Step 2: Convert to fraction form
    107,840.13/148,819.16 = 62,544.32/x
  3. Step 3: Cross multiply
    107,840.13x = 148,819.16 × 62,544.32
  4. Step 4: Simplify right side
    107,840.13x = 9,307,792,108.35
  5. Step 5: Solve for x
    x = 9,307,792,108.35/107,840.13
  6. Step 6: Final answer
    x = 86,311.02

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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.