Home / 88,900.22-122,690.88-53,089.94

Finding the Fourth Proportional to 88,900.22, 122,690.88 and 53,089.94

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Solution

The fourth proportional to 88,900.22, 122,690.88 and 53,089.94 is: 73,269.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,900.22 : 122,690.88 = 53,089.94 : x
  2. Step 2: Convert to fraction form
    88,900.22/122,690.88 = 53,089.94/x
  3. Step 3: Cross multiply
    88,900.22x = 122,690.88 × 53,089.94
  4. Step 4: Simplify right side
    88,900.22x = 6,513,651,457.75
  5. Step 5: Solve for x
    x = 6,513,651,457.75/88,900.22
  6. Step 6: Final answer
    x = 73,269.24

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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.