Home / 88,859.20-122,628.64-48,572.16

Finding the Fourth Proportional to 88,859.20, 122,628.64 and 48,572.16

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Solution

The fourth proportional to 88,859.20, 122,628.64 and 48,572.16 is: 67,031.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,859.20 : 122,628.64 = 48,572.16 : x
  2. Step 2: Convert to fraction form
    88,859.20/122,628.64 = 48,572.16/x
  3. Step 3: Cross multiply
    88,859.20x = 122,628.64 × 48,572.16
  4. Step 4: Simplify right side
    88,859.20x = 5,956,337,922.66
  5. Step 5: Solve for x
    x = 5,956,337,922.66/88,859.20
  6. Step 6: Final answer
    x = 67,031.19

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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.