Home / 88,802.88-122,574.24-51,103.68

Finding the Fourth Proportional to 88,802.88, 122,574.24 and 51,103.68

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Solution

The fourth proportional to 88,802.88, 122,574.24 and 51,103.68 is: 70,538.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,802.88 : 122,574.24 = 51,103.68 : x
  2. Step 2: Convert to fraction form
    88,802.88/122,574.24 = 51,103.68/x
  3. Step 3: Cross multiply
    88,802.88x = 122,574.24 × 51,103.68
  4. Step 4: Simplify right side
    88,802.88x = 6,263,994,737.20
  5. Step 5: Solve for x
    x = 6,263,994,737.20/88,802.88
  6. Step 6: Final answer
    x = 70,538.19

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1.5x scale

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.