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Finding the Fourth Proportional to 88,924.57, 122,719.84 and 51,210.97

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Solution

The fourth proportional to 88,924.57, 122,719.84 and 51,210.97 is: 70,673.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,924.57 : 122,719.84 = 51,210.97 : x
  2. Step 2: Convert to fraction form
    88,924.57/122,719.84 = 51,210.97/x
  3. Step 3: Cross multiply
    88,924.57x = 122,719.84 × 51,210.97
  4. Step 4: Simplify right side
    88,924.57x = 6,284,602,044.64
  5. Step 5: Solve for x
    x = 6,284,602,044.64/88,924.57
  6. Step 6: Final answer
    x = 70,673.40

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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.